www.newsday.com:
"The National Weather Service had issued a wind advisory for New York City until 6 p.m. and wind chills were in the 30s early on. Race officials had to move the start of the wheelchair competition from the Verrazano-Narrows Bridge in Staten Island to Brooklyn for fear the athletes would be blown over."
Evtl. konnten sie ja keine Hubschrauber fliegen lassen.