mark brewer

The Associated Press

Michigan Democratic Party Chairman Mark Brewer faces the strongest challenge in his 18 year stint. The state party will pick its chairman during a convention this weekend in Detroit. Democratic activist Lon Johnson is challenging Brewer to lead the Michigan Democratic Party. 

Long time state party chairman Mark Brewer faces a challenge ahead of this weekend's state convention

Mark Brewer has led the state Democratic Party since 1995. Leaders of the UAW and some members of Michigan's Congressional delegation are leading effort to oust him.