Bears waive Derrick Martin, add Michael Ola

The Bears have added an offensive lineman who played for head coach Marc Trestman in Montreal. According to the NFL’s Wednesday transactions, Chicago has been awarded Michael Ola on waivers from Miami. Ola played for the CFL’s Alouettes for two seasons (2012-2013). He started five games for Montreal in 2012, Trestman’s final season with the…