Parkland school shooter Nikolas Cruz appears at the Broward County Courthouse in Fort Lauderdale, Florida, U.S. October 20, 2021. Cruz pleaded guilty on Wednesday in the 2018 mass shooting at Marjory Stoneman Douglas High School in Parkland, Florida, the deadliest ever at a U.S. high school. Amy Beth Bennett/Pool via REUTERS 

Nikolas Cruz, facing 17 charges of premeditated murder in the mass shooting at Marjory Stoneman Douglas High School in Parkland, appears in court for a status hearing in Fort Lauderdale, Florida, U.S. February 19, 2018. REUTERS/Mike Stocker/Pool TPX IMAGES OF THE DAY 

Nikolas Cruz (C) appears via video monitor with Melisa McNeill (R), his public defender, at a bond court hearing after being charged with 17 counts of premeditated murder, in Fort Lauderdale, Florida, U.S., February 15, 2018. REUTERS/Susan Stocker/Pool 

Marjory Stoneman Douglas High School shooter Nikolas Cruz enters the courtroom before jury pre-selection in the penalty phase of his trial at the Broward County Courthouse in Fort Lauderdale, Florida, U.S. April 4, 2022. Amy Beth Bennett/Pool via REUTERS 

Marjory Stoneman Douglas High School shooter Nikolas Cruz speaks with Assistant Public Defender Melisa McNeill prior to the start of jury pre-selection in the penalty phase of his trial at the Broward County Courthouse in Fort Lauderdale, Florida, U.S. April 4, 2022. Amy Beth Bennett/Pool via REUTERS 

Marjory Stoneman Douglas High School shooter Nikolas Cruz sits with Assistant Public Defender Melisa McNeill prior to the start of jury pre-selection in the penalty phase of his trial at the Broward County Courthouse in Fort Lauderdale, Florida, U.S. April 4, 2022. Amy Beth Bennett/Pool via REUTERS 

Marjory Stoneman Douglas High School shooter Nikolas Cruz writes on a piece of paper prior to the start of jury pre-selection in the penalty phase of his trial at the Broward County Courthouse in Fort Lauderdale, Florida, U.S. April 4, 2022. Amy Beth Bennett/Pool via REUTERS 

A man holds a whiteboard that reads, "Death penalty. Guilty as charged. Sign here", outside the Broward County Courthouse as Parkland school shooter Nikolas Cruz plead guilty in Fort Lauderdale, Florida, U.S., October 20, 2021. Cruz pleaded guilty on Wednesday in the 2018 mass shooting at Marjory Stoneman Douglas High School in Parkland, Florida, the deadliest ever at a U.S. high school. REUTERS/Marco Bello 

Lisa Olson and Gena Hoyer speak during a court recess following Marjory Stoneman Douglas High School shooter Nikolas Cruz?s guilty pleas at the Broward County Courthouse in Fort Lauderdale, Florida, U.S. October 20, 2021. Cruz pleaded guilty to 17 counts of murder and 17 counts of attempted murder in the 2018 mass shooting at Marjory Stoneman Douglas High School in Parkland, Florida, the deadliest ever at a U.S. high school. Amy Beth Bennett/Pool via REUTERS 

Fred Guttenberg, the father of slain student Jaime Guttenberg leaves the courtroom following Marjory Stoneman Douglas High School shooter Nikolas Cruz?s guilty pleas at the Broward County Courthouse in Fort Lauderdale, Florida, U.S. October 20, 2021. Cruz pleaded guilty to 17 counts of murder and 17 counts of attempted murder in the 2018 mass shooting at Marjory Stoneman Douglas High School in Parkland, Florida, the deadliest ever at a U.S. high school. Mike Stocker/Pool via REUTERS 

Parkland school shooter Nikolas Cruz stands with fingerprinting ink on his fingers after being sentenced on four criminal counts stemming from his attack on a Broward County jail guard in November 2018, at the Broward County Courthouse in Fort Lauderdale, Florida, U.S. October 20, 2021. Cruz pleaded guilty to 17 counts of murder and 17 counts of attempted murder in the 2018 mass shooting at Marjory Stoneman Douglas High School in Parkland, Florida, the deadliest ever at a U.S. high school. Amy Beth Bennett/Pool via REUTERS 

Parkland school shooter Nikolas Cruz speaks to his attorney before pleading guilty at the Broward County Courthouse in Fort Lauderdale, Florida, U.S. October 20, 2021. Cruz pleaded guilty to 17 counts of murder and 17 counts of attempted murder in the 2018 mass shooting at Marjory Stoneman Douglas High School in Parkland, Florida, the deadliest ever at a U.S. high school. Amy Beth Bennett/Pool via REUTERS 

The Montalto and Hoyer families hold hands in court during Nikolas Cruz's guilty plea at Broward County Courthouse in Fort Lauderdale, Florida, U.S., October 20, 2021. Cruz pleaded guilty on all 17 counts of premeditated murder and 17 counts of attempted murder in the 2018 mass shooting at Marjory Stoneman Douglas High School in Parkland, Florida. The Montalto's daughter, Gina Montalto, 14, and the Hoyer's son, Luke Hoyer, 15, were among those killed. Amy Beth Bennett/Pool via REUTERS 

Gena Hoyer, mother of Luke Hoyer, hugs Debbie Hixon during a court recess following the guilty pleas of Parkland school shooter Nikolas Cruz at the Broward County Courthouse in Fort Lauderdale, Florida, U.S. October 20, 2021. Cruz pleaded guilty on Wednesday to 17 counts of murder and 17 counts of attempted murder in the 2018 mass shooting at Marjory Stoneman Douglas High School in Parkland, Florida, the deadliest ever at a U.S. high school. Amy Beth Bennett/Pool via REUTERS REFILE- CORRECTING DATE 

Fred Guttenberg reaches out to Debbie Hixon during a court recess following Marjory Stoneman Douglas High School shooter Nikolas Cruz?s guilty pleas at the Broward County Courthouse in Fort Lauderdale, Florida, U.S. October 20, 2021. Cruz pleaded guilty to 17 counts of murder and 17 counts of attempted murder in the 2018 mass shooting at Marjory Stoneman Douglas High School in Parkland, Florida, the deadliest ever at a U.S. high school. Amy Beth Bennett/Pool via REUTERS 

Tony Montalto wears a button bearing an image of his slain daughter, Gina Montalto, 14, during a court recess following Marjory Stoneman Douglas High School shooter Nikolas Cruz?s guilty pleas at the Broward County Courthouse in Fort Lauderdale, Florida, U.S. October 20, 2021. Cruz pleaded guilty to 17 counts of murder and 17 counts of attempted murder in the 2018 mass shooting at Marjory Stoneman Douglas High School in Parkland, Florida, the deadliest ever at a U.S. high school. Amy Beth Bennett/Pool via REUTERS 

Gena and Tom Hoyer, the parents of murder victim Luke Hoyer, leave the courtroom with Annika and Mitch Dworet, the parents of slain student Nicholas Dworet, Fred Guttenberg, the father of slain student Jaime Guttenberg, and Jennifer and Tony Montalto, the parents of slain student Gina Montalto, following Marjory Stoneman Douglas High School shooter Nikolas Cruz?s guilty pleas at the Broward County Courthouse in Fort Lauderdale, Florida, U.S. October 20, 2021. Cruz pleaded guilty to 17 counts of murder and 17 counts of attempted murder in the 2018 mass shooting at Marjory Stoneman Douglas High School in Parkland, Florida, the deadliest ever at a U.S. high school. Mike Stocker/Pool via REUTERS 

Annika Dworet, the mother of slain student Nicholas Dworet, following Marjory Stoneman Douglas High School shooter Nikolas Cruz?s guilty pleas at the Broward County Courthouse in Fort Lauderdale, Florida, U.S. October 20, 2021. Cruz pleaded guilty to 17 counts of murder and 17 counts of attempted murder in the 2018 mass shooting at Marjory Stoneman Douglas High School in Parkland, Florida, the deadliest ever at a U.S. high school. Mike Stocker/Pool via REUTERS 

Judge Elizabeth Scherer speaks to Nikolas Cruz and defense attorney David Wheeler during Cruz's guilty plea at Broward County Courthouse in Fort Lauderdale, Florida, U.S., October 20, 2021. Cruz pleaded guilty on all 17 counts of premeditated murder and 17 counts of attempted murder in the 2018 mass shooting at Marjory Stoneman Douglas High School in Parkland, Florida. Amy Beth Bennett/Pool via REUTERS 

Jennifer Montalto leans on her husband Tony Montalto's shoulder in court during Nikolas Cruz's guilty plea at Broward County Courthouse in Fort Lauderdale, Florida, U.S., October 20, 2021. Cruz pleaded guilty on all 17 counts of premeditated murder and 17 counts of attempted murder in the 2018 mass shooting at Marjory Stoneman Douglas High School in Parkland, Florida. The Montalto's daughter, Gina Montalto, 14, was among those killed. Amy Beth Bennett/Pool via REUTERS 

Jennifer and Tony Montalto, the parents of slain student Gina Montalto arrive at the Broward County Courthouse to witness Parkland school shooter Nikolas Cruz plead guilty in Fort Lauderdale, Florida, U.S. October 20, 2021. Cruz pleaded guilty on Wednesday in the 2018 mass shooting at Marjory Stoneman Douglas High School in Parkland, Florida, the deadliest ever at a U.S. high school. Mike Stocker/Pool via REUTERS 

Tony Montalto, the father of slain student Gina Montalto, arrives at the Broward County Courthouse to witness Parkland school shooter Nikolas Cruz plead guilty in Fort Lauderdale, Florida, U.S. October 20, 2021. Cruz pleaded guilty on Wednesday in the 2018 mass shooting at Marjory Stoneman Douglas High School in Parkland, Florida, the deadliest ever at a U.S. high school. Mike Stocker/Pool via REUTERS 

Debbi Hixon, the wife slain Athletic director Chris Hixon, leaves the courtroom following Marjory Stoneman Douglas High School shooter Nikolas Cruz?s guilty pleas at the Broward County Courthouse in Fort Lauderdale, Florida, U.S. October 20, 2021. Cruz pleaded guilty to 17 counts of murder and 17 counts of attempted murder in the 2018 mass shooting at Marjory Stoneman Douglas High School in Parkland, Florida, the deadliest ever at a U.S. high school. Mike Stocker/Pool via REUTERS 

Gena and Tom Hoyer, the parents of murder victim Luke Hoyer, and Annika and Mitch Dworet, the parents of slain student Nicholas Dworet, leave the courtroom following Marjory Stoneman Douglas High School shooter Nikolas Cruz?s guilty pleas at the Broward County Courthouse in Fort Lauderdale, Florida, U.S. October 20, 2021. Cruz pleaded guilty to 17 counts of murder and 17 counts of attempted murder in the 2018 mass shooting at Marjory Stoneman Douglas High School in Parkland, Florida, the deadliest ever at a U.S. high school. Mike Stocker/Pool via REUTERS 

Parkland school shooter Nikolas Cruz sits at the defense table during his appearance at the Broward County Courthouse in Fort Lauderdale, Florida, U.S. October 20, 2021. Cruz pleaded guilty to 17 counts of murder and 17 counts of attempted murder in the 2018 mass shooting at Marjory Stoneman Douglas High School in Parkland, Florida, the deadliest ever at a U.S. high school. Amy Beth Bennett/Pool via REUTERS 

Parkland school shooter Nikolas Cruz signs a document at the defense table during his appearance at the Broward County Courthouse in Fort Lauderdale, Florida, U.S. October 20, 2021. Cruz pleaded guilty to 17 counts of murder and 17 counts of attempted murder in the 2018 mass shooting at Marjory Stoneman Douglas High School in Parkland, Florida, the deadliest ever at a U.S. high school. Amy Beth Bennett/Pool via REUTERS 

Parkland school shooter Nikolas Cruz sits at the defense table during his appearance at the Broward County Courthouse in Fort Lauderdale, Florida, U.S. October 20, 2021. Cruz pleaded guilty to 17 counts of murder and 17 counts of attempted murder in the 2018 mass shooting at Marjory Stoneman Douglas High School in Parkland, Florida, the deadliest ever at a U.S. high school. Amy Beth Bennett/Pool via REUTERS 

Fred Guttenberg looks up with tears in his eyes as his daughter's name is read aloud during Nikolas Cruz's guilty plea at Broward County Courthouse in Fort Lauderdale, Florida, U.S., October 20, 2021. Cruz pleaded guilty on all 17 counts of premeditated murder and 17 counts of attempted murder in the 2018 mass shooting at Marjory Stoneman Douglas High School in Parkland, Florida. Guttenberg's daughter, Jaime Guttenberg, 14, was among those killed. Amy Beth Bennett/Pool via REUTERS 

Shooting victim Anthony Borges leaves after talking to the media outside the Broward County Courthouse after Parkland school shooter Nikolas Cruz plead guilty in Fort Lauderdale, Florida, U.S. October 20, 2021. Cruz pleaded guilty on Wednesday in the 2018 mass shooting at Marjory Stoneman Douglas High School in Parkland, Florida, the deadliest ever at a U.S. high school. REUTERS/Marco Bello 

Parkland school shooter Nikolas Cruz sits at the defense table during his appearance at the Broward County Courthouse in Fort Lauderdale, Florida, U.S. October 20, 2021. Cruz pleaded guilty to 17 counts of murder and 17 counts of attempted murder in the 2018 mass shooting at Marjory Stoneman Douglas High School in Parkland, Florida, the deadliest ever at a U.S. high school. Amy Beth Bennett/Pool via REUTERS 

Judge Elizabeth Scherer speaks to attorneys in a sidebar discussion during Nikolas Cruz's guilty plea at Broward County Courthouse in Fort Lauderdale, Florida, U.S., October 20, 2021. Cruz pleaded guilty on all 17 counts of premeditated murder and 17 counts of attempted murder in the 2018 mass shooting at Marjory Stoneman Douglas High School in Parkland, Florida. Amy Beth Bennett/Pool via REUTERS 

A handcuffed Nikolas Cruz crosses the courtroom at the Broward County Courthouse after being sentenced on four criminal counts stemming from his attack on a Broward County jail guard in November 2018, in Fort Lauderdale, Florida, U.S., October 20, 2021. Earlier, Cruz pleaded guilty on all 17 counts of premeditated murder and 17 counts of attempted murder in the 2018 mass shooting at Marjory Stoneman Douglas High School in Parkland, Florida. Amy Beth Bennett/Pool via REUTERS 

Annika Dworet greets someone in an adjacent row in court before Nikolas Cruz's guilty plea at Broward County Courthouse in Fort Lauderdale, Florida, U.S., October 20, 2021. Cruz pleaded guilty on all 17 counts of premeditated murder and 17 counts of attempted murder in the 2018 mass shooting at Marjory Stoneman Douglas High School in Parkland, Florida. Dworet's son, Nicholas Dworet, 17, was among those killed. Amy Beth Bennett/Pool via REUTERS 

Nikolas Cruz looks at his defense attorney, David Wheeler after pleading guilty at Broward County Courthouse in Fort Lauderdale, Florida, U.S., October 20, 2021. Cruz pleaded guilty on all 17 counts of premeditated murder and 17 counts of attempted murder in the 2018 mass shooting at Marjory Stoneman Douglas High School in Parkland, Florida. Amy Beth Bennett/Pool via REUTERS 

Nikolas Cruz is handcuffed at the Broward County Courthouse after being sentenced on four criminal counts stemming from his attack on a Broward County jail guard in November 2018, in Fort Lauderdale, Florida, U.S., October 20, 2021. On Wednesday, Cruz pleaded guilty on all 17 counts of premeditated murder and 17 counts of attempted murder in the 2018 mass shooting at Marjory Stoneman Douglas High School in Parkland, Florida. Amy Beth Bennett/Pool via REUTERS 

Shooting victim Anthony Borges and his father Royer Borges arrive at the Broward County Courthouse to witness Parkland school shooter Nikolas Cruz plead guilty in Fort Lauderdale, Florida, U.S. October 20, 2021. Cruz pleaded guilty on Wednesday in the 2018 mass shooting at Marjory Stoneman Douglas High School in Parkland, Florida, the deadliest ever at a U.S. high school. Mike Stocker/Pool via REUTERS. ELSENT, FPG, TCN OUT 

Shooting victim Anthony Borges talks to the media outside the Broward County Courthouse after Parkland school shooter Nikolas Cruz plead guilty in Fort Lauderdale, Florida, U.S. October 20, 2021. Cruz pleaded guilty on Wednesday in the 2018 mass shooting at Marjory Stoneman Douglas High School in Parkland, Florida, the deadliest ever at a U.S. high school. REUTERS/Marco Bello 

Shooting victim Anthony Borges pauses as he talks to the media outside the Broward County Courthouse after Parkland school shooter Nikolas Cruz plead guilty in Fort Lauderdale, Florida, U.S. October 20, 2021. Cruz pleaded guilty on Wednesday in the 2018 mass shooting at Marjory Stoneman Douglas High School in Parkland, Florida, the deadliest ever at a U.S. high school. REUTERS/Marco Bello 

Shooting victim Anthony Borges leaves after talking to the media outside the Broward County Courthouse after Parkland school shooter Nikolas Cruz plead guilty in Fort Lauderdale, Florida, U.S. October 20, 2021. Cruz pleaded guilty on Wednesday in the 2018 mass shooting at Marjory Stoneman Douglas High School in Parkland, Florida, the deadliest ever at a U.S. high school. REUTERS/Marco Bello 

Gena Hoyer shows the pendant given to her by coworkers bearing an image of her slain son, Luke Hoyer, 15, during a court recess following the guilty pleas of Parkland school shooter Nikolas Cruz at the Broward County Courthouse in Fort Lauderdale, Florida, U.S. October 20, 2021. Cruz pleaded guilty on Wednesday to 17 counts of murder and 17 counts of attempted murder in the 2018 mass shooting at Marjory Stoneman Douglas High School in Parkland, Florida, the deadliest ever at a U.S. high school. Amy Beth Bennett/Pool via REUTERS REFILE- CORRECTING DATE 

Debbie Hixon and Annika Dworet embrace during a court recess following Marjory Stoneman Douglas High School shooter Nikolas Cruz?s guilty pleas at the Broward County Courthouse in Fort Lauderdale, Florida, U.S. October 20, 2021. Cruz pleaded guilty to 17 counts of murder and 17 counts of attempted murder in the 2018 mass shooting at Marjory Stoneman Douglas High School in Parkland, Florida, the deadliest ever at a U.S. high school. Amy Beth Bennett/Pool via REUTERS 

Mitch Dworet and Jennifer Montalto hug during a court recess following Marjory Stoneman Douglas High School shooter Nikolas Cruz?s guilty pleas at the Broward County Courthouse in Fort Lauderdale, Florida, U.S. October 20, 2021. Cruz pleaded guilty to 17 counts of murder and 17 counts of attempted murder in the 2018 mass shooting at Marjory Stoneman Douglas High School in Parkland, Florida, the deadliest ever at a U.S. high school. Amy Beth Bennett/Pool via REUTERS 

Victims’ families embrace during a court recess following Marjory Stoneman Douglas High School shooter Nikolas Cruz’s guilty pleas at the Broward County Courthouse in Fort Lauderdale, Florida, U.S. October 20, 2021. Cruz pleaded guilty to 17 counts of murder and 17 counts of attempted murder in the 2018 mass shooting at Marjory Stoneman Douglas High School in Parkland, Florida, the deadliest ever at a U.S. high school. Amy Beth Bennett/Pool via REUTERS 

Parkland school shooter Nikolas Cruz signs a document at the defense table during his appearance at the Broward County Courthouse in Fort Lauderdale, Florida, U.S. October 20, 2021. Cruz pleaded guilty to 17 counts of murder and 17 counts of attempted murder in the 2018 mass shooting at Marjory Stoneman Douglas High School in Parkland, Florida, the deadliest ever at a U.S. high school. Amy Beth Bennett/Pool via REUTERS 

Parkland school shooter Nikolas Cruz is fingerprinted after being sentenced on four criminal counts stemming from his attack on a Broward County jail guard in November 2018, at the Broward County Courthouse in Fort Lauderdale, Florida, U.S. October 20, 2021. Cruz pleaded guilty to 17 counts of murder and 17 counts of attempted murder in the 2018 mass shooting at Marjory Stoneman Douglas High School in Parkland, Florida, the deadliest ever at a U.S. high school. Amy Beth Bennett/Pool via REUTERS 

Fred Guttenberg speaks with Broward County State Attorney Michael Satz during a court recess following Marjory Stoneman Douglas High School shooter Nikolas Cruz?s guilty pleas at the Broward County Courthouse in Fort Lauderdale, Florida, U.S. October 20, 2021. Cruz pleaded guilty to 17 counts of murder and 17 counts of attempted murder in the 2018 mass shooting at Marjory Stoneman Douglas High School in Parkland, Florida, the deadliest ever at a U.S. high school. Amy Beth Bennett/Pool via REUTERS 

Tony and Jennifer Montalto, the parents of slain student Gina Montalto, speak to the media following Marjory Stoneman Douglas High School shooter Nikolas Cruz?s guilty pleas at the Broward County Courthouse in Fort Lauderdale, Florida, U.S. October 20, 2021. Cruz pleaded guilty to 17 counts of murder and 17 counts of attempted murder in the 2018 mass shooting at Marjory Stoneman Douglas High School in Parkland, Florida, the deadliest ever at a U.S. high school. Mike Stocker/Pool via REUTERS 

Defense attorney Melisa McNeill points out where his signature is required to her client, Parkland school shooter Nikolas Cruz, during his appearance at the Broward County Courthouse in Fort Lauderdale, Florida, U.S. October 20, 2021. Cruz pleaded guilty to 17 counts of murder and 17 counts of attempted murder in the 2018 mass shooting at Marjory Stoneman Douglas High School in Parkland, Florida, the deadliest ever at a U.S. high school. Amy Beth Bennett/Pool via REUTERS 

Parkland school shooter Nikolas Cruz pleads guilty at the Broward County Courthouse in Fort Lauderdale, Florida, U.S. October 20, 2021. Cruz pleaded guilty to 17 counts of murder and 17 counts of attempted murder in the 2018 mass shooting at Marjory Stoneman Douglas High School in Parkland, Florida, the deadliest ever at a U.S. high school. Amy Beth Bennett/Pool via REUTERS 

Parkland school shooter Nikolas Cruz is fingerprinted after being sentenced on four criminal counts stemming from his attack on a Broward County jail guard in November 2018, at the Broward County Courthouse in Fort Lauderdale, Florida, U.S. October 20, 2021. Cruz pleaded guilty to 17 counts of murder and 17 counts of attempted murder in the 2018 mass shooting at Marjory Stoneman Douglas High School in Parkland, Florida, the deadliest ever at a U.S. high school. Amy Beth Bennett/Pool via REUTERS 

Judge Elizabeth Scherer listens as Nikolas Cruz, flanked by defense attorneys David Wheeler and Melisa McNeill, leans into the microphone while making a statement to the victims and their families, after pleading guilty, at Broward County Courthouse in Fort Lauderdale, Florida, U.S., October 20, 2021. Cruz pleaded guilty on all 17 counts of premeditated murder and 17 counts of attempted murder in the 2018 mass shooting at Marjory Stoneman Douglas High School in Parkland, Florida. Amy Beth Bennett/Pool via REUTERS 

Annika Dworet wipes away tears in court during Nikolas Cruz's guilty plea at Broward County Courthouse in Fort Lauderdale, Florida, U.S., October 20, 2021. Cruz pleaded guilty on all 17 counts of premeditated murder and 17 counts of attempted murder in the 2018 mass shooting at Marjory Stoneman Douglas High School in Parkland, Florida. Dworet's son, Nicholas Dworet, 17, was among those killed. Amy Beth Bennett/Pool via REUTERS 

Shooting victim Anthony Borges and his father Royer Borges talks to the media outside the Broward County Courthouse after Parkland school shooter Nikolas Cruz plead guilty in Fort Lauderdale, Florida, U.S. October 20, 2021. Cruz pleaded guilty on Wednesday in the 2018 mass shooting at Marjory Stoneman Douglas High School in Parkland, Florida, the deadliest ever at a U.S. high school. REUTERS/Marco Bello 

A man signs a petition for the death penalty outside the Broward County Courthouse as Parkland school shooter Nikolas Cruz plead guilty in Fort Lauderdale, Florida, U.S., October 20, 2021. Cruz pleaded guilty on Wednesday in the 2018 mass shooting at Marjory Stoneman Douglas High School in Parkland, Florida, the deadliest ever at a U.S. high school. REUTERS/Marco Bello 

Jennifer Montalto the mother of slain student Gina Montalto, speaks to the media following Marjory Stoneman Douglas High School shooter Nikolas Cruz?s guilty pleas at the Broward County Courthouse in Fort Lauderdale, Florida, U.S. October 20, 2021. Cruz pleaded guilty to 17 counts of murder and 17 counts of attempted murder in the 2018 mass shooting at Marjory Stoneman Douglas High School in Parkland, Florida, the deadliest ever at a U.S. high school. Mike Stocker/Pool via REUTERS 

Parkland school shooter Nikolas Cruz signs a document at the defense table during his appearance at the Broward County Courthouse in Fort Lauderdale, Florida, U.S. October 20, 2021. Cruz pleaded guilty to 17 counts of murder and 17 counts of attempted murder in the 2018 mass shooting at Marjory Stoneman Douglas High School in Parkland, Florida, the deadliest ever at a U.S. high school. Amy Beth Bennett/Pool via REUTERS 

Defense attorney Melisa McNeill stands next to her client Nikolas Cruz, during his guilty plea on all 17 counts of premeditated murder and 17 counts of attempted murder in the 2018 shooting at Marjory Stoneman Douglas High School, at Broward County Courthouse in Fort Lauderdale, Florida, U.S., October 20, 2021. Amy Beth Bennett/Pool via REUTERS 

Judge Elizabeth Scherer speaks to Nikolas Cruz and defense attorneys David Wheeler and Melisa McNeill, during Cruz's guilty plea at Broward County Courthouse in Fort Lauderdale, Florida, U.S., October 20, 2021. Cruz pleaded guilty on all 17 counts of premeditated murder and 17 counts of attempted murder in the 2018 mass shooting at Marjory Stoneman Douglas High School in Parkland, Florida. Amy Beth Bennett/Pool via REUTERS 

Judge Elizabeth Scherer speaks to defense attorney Melisa McNeill in a sidebar discussion during Nikolas Cruz's guilty plea at Broward County Courthouse in Fort Lauderdale, Florida, U.S., October 20, 2021. Cruz pleaded guilty on all 17 counts of premeditated murder and 17 counts of attempted murder in the 2018 mass shooting at Marjory Stoneman Douglas High School in Parkland, Florida. Amy Beth Bennett/Pool via REUTERS 

Gena and Tom Hoyer, the parents of murder victim Luke Hoyer, and Tom Hixon, the son of murder victim Chris Hixon, leave the courtroom following Marjory Stoneman Douglas High School shooter Nikolas Cruz?s guilty pleas at the Broward County Courthouse in Fort Lauderdale, Florida, U.S. October 20, 2021. Cruz pleaded guilty to 17 counts of murder and 17 counts of attempted murder in the 2018 mass shooting at Marjory Stoneman Douglas High School in Parkland, Florida, the deadliest ever at a U.S. high school. Mike Stocker/Pool via REUTERS