May 24, 2019; Sacramento, CA, USA; Jesse Newman of Grand Canyon throws in the javelin during the NCAA West Preliminary at Hornet Stadium. Mandatory Credit: Kirby Lee-USA TODAY Sports

Apr 3, 2019; Phoenix, AZ, USA; Grand Canyon Antelopes head basketball coach Dan Majerle in attendance of the Phoenix Suns game against the Utah Jazz at Talking Stick Resort Arena. Mandatory Credit: Mark J. Rebilas-USA TODAY Sports

Jan 17, 2019; Phoenix, AZ, USA; Chicago State University Cougars guard Rob Shaw (1) forces Grand Canyon Antelopes guard Trey Dreschel (2) to lose control of the ball during the first half at Grand Canyon University Arena. Patrick Breen/The Republic via USA TODAY NETWORK

Jan 17, 2019; Phoenix, AZ, USA; Grand Canyon Antelopes forward Oscar Frayer (4) steals a ball away from Chicago State University Cougars forward Cameron Bowles (21) during the first half at Grand Canyon University Arena. Patrick Breen/The Republic via USA TODAY NETWORK

People hike on the Bright Angel Trail in the Grand Canyon near Grand Canyon Village, Arizona, U.S., February 22, 2018. REUTERS/Stephanie Keith

The Grand Canyon is seen from the South Rim near Grand Canyon Village, Arizona, U.S., February 22, 2018. REUTERS/Stephanie Keith

A person hikes on the Bright Angel Trail in the Grand Canyon near Grand Canyon Village, Arizona, U.S., February 22, 2018. REUTERS/Stephanie Keith

A person hikes on the Bright Angel Trail in the Grand Canyon near Grand Canyon Village, Arizona, U.S., February 22, 2018. REUTERS/Stephanie Keith

The Grand Canyon is seen from the South Rim near Grand Canyon Village, Arizona, U.S., February 22, 2018. REUTERS/Stephanie Keith

The Grand Canyon is seen from the South Rim near Grand Canyon Village, Arizona, U.S., February 22, 2018. REUTERS/Stephanie Keith

The Grand Canyon is seen from the South Rim near Grand Canyon Village, Arizona, U.S., February 22, 2018. REUTERS/Stephanie Keith

Tourists look out from Yavapai Point in the Grand Canyon near Grand Canyon Village, Arizona, U.S., February 21, 2018. REUTERS/Stephanie Keith

Tourists look out from Yavapai Point in the Grand Canyon near Grand Canyon Village, Arizona, U.S., February 22, 2018. REUTERS/Stephanie Keith

People hike on the Bright Angel Trail in the Grand Canyon near Grand Canyon Village, Arizona, U.S., February 22, 2018. REUTERS/Stephanie Keith

The Grand Canyon is seen from the South Rim near Grand Canyon Village, Arizona, U.S., February 22, 2018. Picture taken February 22, 2018. REUTERS/Stephanie Keith

Tourists look out from Yavapai Point in the Grand Canyon near Grand Canyon Village, Arizona, U.S., February 22, 2018. Picture taken February 22, 2018. REUTERS/Stephanie Keith

Tourists look at the view from Guano Point on the west rim of the Grand Canyon on the Hualapai Indian Reservation, Arizona, U.S. February 28, 2018. Picture taken February 28, 2018. REUTERS/Darrin Zammit Lupi TPX IMAGES OF THE DAY

The Colorado River runs through the west rim of the Grand Canyon in Arizona, U.S. February 28, 2018. Picture taken February 28, 2018. REUTERS/Darrin Zammit Lupi

The Colorado River runs through the west rim of the Grand Canyon in Arizona, U.S. February 28, 2018. Picture taken February 28, 2018. REUTERS/Darrin Zammit Lupi

Tourists look at the view from Guano Point on the west rim of the Grand Canyon on the Hualapai Indian Reservation, Arizona, U.S. February 28, 2018. Picture taken February 28, 2018. REUTERS/Darrin Zammit Lupi

Visitors stand on the Skywalk extending out over the west rim of the Grand Canyon on the Hualapai Indian Reservation, Arizona, U.S. February 28, 2018. Picture taken February 28, 2018. REUTERS/Darrin Zammit Lupi

The view from Eagle Point on the west rim of the Grand Canyon is seen on the Hualapai Indian Reservation, Arizona, U.S. February 28, 2018. Picture taken February 28, 2018. REUTERS/Darrin Zammit Lupi

A sightseeing helicopter flying through the west rim of the Grand Canyon is seen from Guano Point on the Hualapai Indian Reservation, Arizona, U.S. February 28, 2018. Picture taken February 28, 2018. REUTERS/Darrin Zammit Lupi

Tourists climb a hill at Guano Point on the west rim of the Grand Canyon on the Hualapai Indian Reservation, Arizona, U.S. February 28, 2018. Picture taken February 28, 2018. REUTERS/Darrin Zammit Lupi

Tourists look at the view from Guano Point on the west rim of the Grand Canyon on the Hualapai Indian Reservation, Arizona, U.S. February 28, 2018. Picture taken February 28, 2018. REUTERS/Darrin Zammit Lupi

Tourists look at the view from Guano Point on the west rim of the Grand Canyon on the Hualapai Indian Reservation, Arizona, U.S. February 28, 2018. Picture taken February 28, 2018. REUTERS/Darrin Zammit Lupi

Tourists walk at Guano Point on the west rim of the Grand Canyon on the Hualapai Indian Reservation, Arizona, U.S. February 28, 2018. Picture taken February 28, 2018. REUTERS/Darrin Zammit Lupi

Visitors take pictures at Eagle Point on the west rim of the Grand Canyon on the Hualapai Indian Reservation, Arizona, U.S. February 28, 2018. Picture taken February 28, 2018. REUTERS/Darrin Zammit Lupi

A visitor takes pictures at Eagle Point on the west rim of the Grand Canyon on the Hualapai Indian Reservation, Arizona, U.S. February 28, 2018. Picture taken February 28, 2018. REUTERS/Darrin Zammit Lupi

Visitors take pictures at Eagle Point on the west rim of the Grand Canyon on the Hualapai Indian Reservation, Arizona, U.S. February 28, 2018. Picture taken February 28, 2018. REUTERS/Darrin Zammit Lupi

The Canyonlands Garden, which represents the Grand Canyon and the south west desert landscapes of the United States is seen during a press preview at the new United States embassy building near the River Thames in London, Britain December 13, 2017. REUTERS/Stefan Rousseau/Pool

U.S. Democratic presidential nominee Hillary Clinton's campaign plane flies over the Grand Canyon on the way to Las Vegas, Nevada, U.S. October 18, 2016. REUTERS/Lucy Nicholson

The Grand Canyon of the Yellowstone River in Yellowstone National Park, Wyoming, U.S. June 24, 2011. REUTERS/Jim Urquhart/File Photo

The sun sets at Grand Canyon National Park in northern Arizona, April 14, 2015. Picture taken April 14. REUTERS/Jim Urquhart

Hikers make their way along a trail in Grand Canyon National Park in northern Arizona, April 12, 2015. Picture taken April 12. REUTERS/Jim Urquhart

Grand Canyon National Park in northern Arizona, April 14, 2015. Picture taken April 14. REUTERS/Jim Urquhart

A women sits on the south rim of Grand Canyon National Park in northern Arizona, April 12, 2015. Picture taken April 12. REUTERS/Jim Urquhart

The Colorado River runs through Grand Canyon National Park in northern Arizona, April 13, 2015. Picture taken April 13. REUTERS/Jim Urquhart

People take photos as the sun sets at the Grand Canyon National Park in northern Arizona, April 13, 2015. Picture taken April 13. REUTERS/Jim Urquhart

Cattle gather near a water tank painted with the words "Water is Life" outside Grand Canyon National Park in northern Arizona, April 13, 2015. Picture taken April 13. REUTERS/Jim Urquhart

The Grand Canyon National Park in northern Arizona, April, 12, 2015. REUTERS/Jim Urquhart

The view as the sun sets at Grand Canyon National Park in northern Arizona, April 13, 2015. Picture taken April 13. REUTERS/Jim Urquhart

Horse Racing - Crabbie's Grand National Festival - Aintree Racecourse - 11/4/15
Ruby Walsh on Nichols Canyon wins the 1:30 The World Famous Just Eat Mersey Novices' Hurdle Race
Action Images via Reuters / Matthew Childs
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Horse Racing - Crabbie's Grand National Festival - Aintree Racecourse - 11/4/15
Ruby Walsh on Nichols Canyon celebrates winning the 1:30 The World Famous Just Eat Mersey Novices' Hurdle Race
Action Images via Reuters / Matthew Childs
Livepic
EDITORIAL USE ONLY.

Horse Racing - Crabbie's Grand National Festival - Aintree Racecourse - 11/4/15
Nichols Canyon ridden by Ruby Walsh (L) and Parlour Games ridden by AP McCoy after clearing the final hurdle during the World Famous JUST EAT Mersey Novices' Hurdle
Action Images via Reuters / Andrew Boyers
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EDITORIAL USE ONLY.

A bird flies between buildings that daredevil Nik Wallenda will walk between on a tightrope without net or harness in Chicago September 16, 2014. Wallenda, who last year completed a high-wire walk over the Grand Canyon, announced on Tuesday plans for an untethered tightrope walk between Chicago skyscrapers on a night in November. REUTERS/Jim Young (UNITED STATES - Tags: SOCIETY)

Larry Sanchez stands outside RodÕs Steak House which he owns in Williams, Arizona, October 8, 2013. Williams is a small mountain town that dubs itself ÒThe Gateway to the Grand CanyonÓ because of its location roughly 60 miles from the world-famous national park. Sanchez said his business is down by about a quarter since the shutdown started on Oct. 1. REUTERS/Lisa Baertlein (UNITED STATES - Tags: POLITICS BUSINESS SOCIETY)

Larry Sanchez stands outside RodÕs Steak House which he owns in Williams, Arizona, October 8, 2013. Williams is a small mountain town that dubs itself ÒThe Gateway to the Grand CanyonÓ because of its location roughly 60 miles from the world-famous national park. Sanchez said his business is down by about a quarter since the shutdown started on Oct. 1. REUTERS/Lisa Baertlein (UNITED STATES - Tags: POLITICS BUSINESS SOCIETY)

A Navajo police officer patrols in his vehicle on the Navajo Reservation, by a remote section of the Grand Canyon near Little Colorado River, Arizona June 23, 2013.
REUTERS/Mike Blake (UNITED STATES - Tags: CRIME LAW SOCIETY TRAVEL)

A U.S. flag with an image of an American Indian horse rider flies next to a roadside jewellery stand on the Navajo Reservation, by a remote section of the Grand Canyon near Little Colorado River, Arizona June 23, 2013.
REUTERS/Mike Blake (UNITED STATES - Tags: TRAVEL SOCIETY)

A roadside jewellery stand is pictured on the Navajo Reservation, located next to a remote section of the Grand Canyon near Little Colorado River, Arizona June 23, 2013.
REUTERS/Mike Blake (UNITED STATES - Tags: SOCIETY TRAVEL ENVIRONMENT)

Daredevil Nik Wallenda walks on a two-inch (5-cm) diameter steel cable rigged 1,400 feet (426.7 metres) across more than a quarter-mile deep remote section of the Grand Canyon near Little Colorado River, Arizona June 23, 2013.
REUTERS/Mike Blake (UNITED STATES - Tags: SOCIETY ENVIRONMENT)

Daredevil Nik Wallenda gestures during a news conference after completing a high-wire walk on a two-inch (5-cm) diameter steel cable rigged 1,400 feet (426.7 metres) across more than a quarter-mile deep remote section of the Grand Canyon near Little Colorado River, Arizona June 23, 2013. REUTERS/Mike Blake (UNITED STATES - Tags: SOCIETY ENVIRONMENT)

Daredevil Nik Wallenda pauses as he walks on a two-inch (5-cm) diameter steel cable rigged 1,400 feet (426.7 metres) across more than a quarter-mile deep remote section of the Grand Canyon near Little Colorado River, Arizona June 23, 2013.
REUTERS/Mike Blake (UNITED STATES - Tags: SOCIETY ENVIRONMENT)

Daredevil Nik Wallenda (C) arrives for a news conference after completing a high-wire walk on a two-inch (5-cm) diameter steel cable rigged 1,400 feet (426.7 metres) across more than a quarter-mile deep remote section of the Grand Canyon near Little Colorado River, Arizona June 23, 2013.
REUTERS/Mike Blake (UNITED STATES - Tags: SOCIETY ENVIRONMENT)

Daredevil Nik Wallenda smiles during a news conference after completing a high-wire walk on a two-inch (5-cm) diameter steel cable rigged 1,400 feet (426.7 metres) across more than a quarter-mile deep remote section of the Grand Canyon near Little Colorado River, Arizona June 23, 2013.
REUTERS/Mike Blake (UNITED STATES - Tags: SOCIETY ENVIRONMENT PROFILE)

Daredevil Nik Wallenda walks on a two-inch (5-cm) diameter steel cable rigged 1,400 feet (426.7 metres) across more than a quarter-mile deep remote section of the Grand Canyon near Little Colorado River, Arizona June 23, 2013.
REUTERS/Mike Blake (UNITED STATES - Tags: SOCIETY ENVIRONMENT)

The chasm of the Grand Canyon is pictured in Arizona June 23, 2013. Daredevil Nik Wallenda completed a historic high-wire walk over a section of the Grand Canyon on Sunday, greeted with wild cheers after finishing his journey over the yawning chasm on a 2-inch (5-cm) steel cable. REUTERS/Mike Blake (UNITED STATES - Tags: SOCIETY ENVIRONMENT TRAVEL)