From sports.yahoo:
"Leyland also noted, the paper reports, that before the game, Martinez's groin "felt great" and "loosened up.""
http://sports.yahoo.com/mlb/rumors/post/Groin-strain-sidelines-Tigers-Martinez;_ylt=AmwhSVa1L8VWbfB6jeeTuUARvLYF?urn=mlb-345947
"Leyland also noted, the paper reports, that before the game, Martinez's groin "felt great" and "loosened up.""
http://sports.yahoo.com/mlb/rumors/post/Groin-strain-sidelines-Tigers-Martinez;_ylt=AmwhSVa1L8VWbfB6jeeTuUARvLYF?urn=mlb-345947