This is exactly why I didn't run this year.

Third Man Dies After NYC Marathon

NEW YORK (Nov. 14) - New York City Marathon officials say a 41-year-old man who collapsed during the race has died.
Race organizer New York Road Runners says the man died on Thursday in a New York City hospital. The group did not identify him.
This is the third death connected to the Nov. 2 marathon.
A 58-year-old Brazilian man died of a heart attack shortly after crossing the finish line. Another man died several hours later.