The Lions' 2013 draft class continues to produce.
And we already know about defensive end Ziggy Ansah, corner Darius Slay and offensive guard Larry Warford.
Fifth-round punter Sam Martin and sixth-round running back Theo Riddick agreed to a pair of contract extensions, first reported by NFL Media Insider Ian Rapoport on Twitter Friday.
Riddick, 25, renowned as one of the league's brightest pass-catching backs, reportedly agreed to a three-year deal worth $12.75 million. The former Notre Dame star has over 1,000 yards receiving heading into his fourth season over 44 games.
Riddick isn't as known for his rushing ability, averaging 1.