https://vine.co/v/iKv00xYPrt5
Finnegan was actually flagged even though Beckham was the one who threw the punch. Finnegan has a reputation which probably why the refs were quick to throw the flag on him.
That is second punch OBJ has gotten away with.
— ✶ Ⓜ️𝕒𝕣𝕔𝕦𝕤 ▶️ ✶ (@_MarcusD_) December 20, 2015