Lions Sign Keshawn Martin & Darren Fells

The Detroit Lions announced Saturday the signing of former Michigan State wide receiver Keshawn Martin and tight end Darren Fells.

Martin, 26, played at Michigan State from 2008-2011 and had two kickoff returns for touchdowns and one punt return touchdown.  He also threw for two touchdowns and was 8 for 9 in completions.

Follow @FOX2Sports on Twitter for all your Lions news.