Panthers DE Mario Addison suffered a strained shoulder Sunday night against the Eagles.
Panthers signed DE Mario Addison to a two-year contract extension through 2016.
Panthers signed DE/LB Mario Addison off the Redskins practice squad.
Redskins signed LB Mario Addison from the Colts practice squad and waived LB Markus White.
Colts claimed DE Mario Addison off waivers from the Bears.
Bears waived DE Mario Addison.