Green Bay Packers’ Martellus Bennett breaks down talking about his brother Michael’s Las Vegas incident

GREEN BAY, Wis. — Martellus Bennett heard from his brother, Michael, in the immediate aftermath of what happened in Las Vegas on Aug. 27. But when Martellus saw the video for the first time on Wednesday, he had to excuse himself from a meeting room at Lambeau Field where he and the Green Bay Packers were preparing for Sunday’s season opener against the Seattle Seahawks.

“I didn’t even…