Michigan voters head to the polls this week for party primary elections.
When the state legislature re-drew the boundaries for congressional districts in 2011 they grouped candidates into very partisan regions.
The result is that in many cases whoever wins tomorrow’s party primary will almost certainly also win the general election in November.
Experts predict only Michigan’s 1st Congressional District, which includes the Upper Peninsula and a quarter of the northern part of the Lower Peninsula, will be competitive in the general election.
A trio of Republicans and two Democrats there are fighting to fill the seat left open by the retirement of Dan Benishek.
There could be close races in several other party primaries including the 10th Congressional District, where five Republicans are vying to replace long-time GOP U.S. Representative Candace Miller, who is retiring.
For an in-depth look at the race in the 10th District click here
In the 13th Congressional District Democrat John Conyers, the longest-serving active member in the U.S. House, faces a strong challenge from Detroit City Clerk Janice Winfrey.
For an in-depth look at the race in the 13th District click here