Runners cross the Verrazano-Narrows Bridge during the New York City Marathon, Nov. 6, 2016, in New York. Craig Ruttle/AP Photo

New York Police Department officers stand guard along the route of the 2016 New York City Marathon in the Manhattan borough of New York, Nov. 6, 2016. Bria Webb/Reuters

Runners cross the Queensboro Bridge during the New York City Marathon, Nov. 6, 2016. Andres Kudacki/AP Photo

Ghirmay Ghebreslassie of Eritrea celebrates as he crosses the finish line to finish first in the Professional Men's Division during the 2016 TCS New York City Marathon in Central Park, Nov. 6, 2016, in New York City. Elsa/Getty Images

Medals are seen at the finish line of the New York City Marathon, Nov. 6, 2016. Mike Waterhouse/WABC

Sarah Bernier is hugged after finishing the New York City Marathon, Nov. 6, 2016. "My dad can't run. He has Multiple Sclerosis and he's paralyzed from the waist down, so I was running out there for him," said Bernier. "This is the best marathon in the world. People say if you're only going to do one, do New York. " Mike Waterhouse/WABC

Runners cast shadows as they make their way east on Lafayette Avenue during the 2016 TCS New York City Marathon, Nov. 6, 2016, in the Clinton Hill neighborhood in the Brooklyn borough of New York City. Drew Angerer/Getty Images

Mary Keitany won the New York City Marathon for the third consecutive year, Nov. 6, 2016. Mike Waterhouse/WABC

A runner is seen after finishing the New York City Marathon, Nov. 6, 2016. Mike Waterhouse/WABC

Runners make their way north on First Avenue during the 2016 TCS New York City Marathon, Nov. 6, 2016, in New York City. Drew Angerer/Getty Images

Marcel Hug of Switzerland crosses the finish line to win the mens wheelchair division of the 2016 New York City Marathon in Central Park in the Manhattan borough of New York City, Nov. 6, 2016. Mike Segar/Reuters

Runners make their way east on Lafayette Avenue during the 2016 TCS New York City Marathon, Nov. 6, 2016, in the Clinton Hill neighborhood in the Brooklyn borough of New York City. Drew Angerer/Getty Images

A runner is seen after finishing the New York City Marathon, Nov. 6, 2016. Mike Waterhouse/WABC

Runners cross the Queensboro Bridge during the New York City Marathon, Nov. 6, 2016. Andres Kudacki/AP Photo

A costumed runner is seen after finishing the New York City Marathon, Nov. 6, 2016. Mike Waterhouse/WABC

Tatyana McFadden of the U.S. crosses the finish line to win the womens wheelchair division of the 2016 New York City Marathon in Central Park in the Manhattan borough of New York City, New York, Nov. 6, 2016. Mike Segar/Reuters