Bears re-signed S Derrick Martin.
Bears signed DB Derrick Martin, formerly of the Patriots.
Patriots signed DB Derrick Martin and LB Mike Rivera.
Giants S Derrick Martin was forced from Sunday's game against the Eagles with a hamstring injury, and will not return.
Giants signed S Derrick Martin, formerly of the Packers.
Packers waived S Derrick Martin.
Packers placed S Derrick Martin (knee) on injured reserve, ending his season.
Packers S Derrick Martin is expected to miss "more than a couple weeks" with a sprained knee.
Packers S Derrick Martin underwent arthroscopic surgery on his ankle in late April.
Packers signed DB Derrick Martin to a two-year contract.
Packers special teams ace Derrick Martin (ankle) is doubtful for Sunday's game against the Cardinals.
Packers coach Mike McCarthy said that SS Derrick Martin was benched in the second half Monday for performance reasons.
Former Ravens DB Derrick Martin is expected to start at strong safety with Atari Bigby (ankle) out.
Newly acquired DB Derrick Martin will be used as a backup safety and sixth defensive back in the dime defense