From SB Nation:
Many give Boston Red Sox fans plenty of grief, some of it warranted, some of it not. Red Sox Nation has become, for better or worse, a whipping boy. But the following video of the crowd at Fenway Park helping an autistic man sing the National Anthem, is simply an incredible display. As he begins to trip-up during the middle of the song, the crowd encourages him, then sings along.
The moment took place during Disability Awareness Day at Fenway. The video below speaks for itself: