Flyers forward Claude Giroux was hit with a double-minor penalty for high-sticking with 6:07 left. Greening buried a wrister past Ilya Bryzgalov for his eighth goal seconds later for the 2-1 lead.
The Senators won for the first time since March 28. They had lost the first four games of a seven-game trip and claimed sixth place in the Eastern Conference. They are tied in points with the New York Islanders, two points in front of the eighth-place New York Rangers.
I've never seen anything like that. The great thing is I don't know how many times guys bailed me out where they had to score to keep it alive and they did every time. It was amazing. It's not the way we draw it up, to go 20 rounds here, but obviously it's a big win.
— Florida goalie Roberto Luongo after the Panthers defeated the Capitals in the longest shootout in NHL history on Tuesday