Democratic U.S. presidential nominee and former Vice President Joe Biden talks with Joe White as he and his wife Jill meet with victim Louis Nacke's family members Patrick, Dawn and Joe, during a visit to the Flight 93 National Memorial to those killed when hijacked Flight 93 crashed into an open field on September 11, 2001, in Stoystown, Pennsylvania, September 11, 2020. REUTERS/Leah Millis