4:47PM: Alain Vigneault said that neither Fast nor medical trainer Jim Ramsay could pinpoint exactly when Fast got hurt last night and said that he is being listed as week to week.
12:05PM: The Rangers have announced that Jesper Fast is out 2-3 weeks after suffering a quad strain in last night's game. (NYR)
Fast played 13:36 last night against the Devils and was on the ice with 37 seconds left in the third period.
Fast missed the first five games of the season after recovering from hip surgery last spring.