The Lions placed WR Titus Young on injured reserve and signed S Tyrell Johnson and WR Kris Durham.
The Dolphins announced Thursday that they signed former Vikings free-agent S Tyrell Johnson.
The Vikings signed five players Tuesday and placed four on injured reserve, including starting S Husain Abdullah and LS Cullen Loeffler.
Vikings S Tyrell Johnson was arrested early Tuesday morning for suspicion of driving while impaired.
In the eighth in a series of position-by-position looks at the Vikings’ personnel entering the 2011 offseason, we analyze Minnesota’s defensive backs.
Offensive coordinator Mike Martz says he and QB Jay Cutler have some work to do on fundamentals once they begin the postseason, according to NFC North Whispers.
When asked if the Vikings have two starting safeties, defensive coordinator Leslie Frazier said, "We think we do."
Rookie SS Jamarca Sanford might be getting more looks in the Vikings' defense after impressing on special teams.