UM AD Manuel concerned for ex-player after tweet threats

(Photo: Lon Horwedel/Special to The Detroit News)Ann Arbor — Michigan athletic director Warde Manuel expressed concern for the well-being of a former Michigan football player who is the subject of an investigation by the University of Michigan Police Department after he posted a series of menacing tweets that mentioned guns and violent behavior and a potential threat against Michigan coach Jim Harbaugh.

The UM Police department is investigating a Twitter account belonging to former Michigan linebacker Elysee Mbem-Bosse.

Melissa Overton, UM Deputy Police Chief, confirmed to The Detroit News on Tuesday that the department is looking into the threats. She would not identify the Twitter user…