Republican voters in Michigan’s 8th Congressional District chose Thomas J. Smith as their challenger to freshman Democratic Rep. Kristen McDonald Rivet on Wednesday – defying President Donald Trump’s endorsement of opponent Amir Hassan – in one of several House races the GOP hopes will help expand its majority in November. The district stretches across Flint, Saginaw, Midland and Bay City, and has become increasingly competitive in recent election...

House GOP divisions are erupting on the midterm campaign trail as Republicans fight an uphill battle to keep control of Congress for the latter half of President Donald Trump’s term. The infighting touched down in Florida on Wednesday, where two House Republicans are endorsing a primary opponent to incumbent Rep. Cory Mills, R-Fla., who is facing multiple investigations into his finances and allegations of domestic abuse, among other...