What to know about Tuesday's primaries in Ohio and Indiana

Voters are going to the polls Tuesday in Ohio and Indiana — in the Buckeye State, they'll be casting ballots in Senate, House and governor's primary races, while Hoosiers will weigh in on House and state races. Indiana is heavily Republican, but President Trump will be keeping an eye on some of the state races there. Here's a look at some of the races to watch on Tuesday — with more on the reason for the president's interest in some of Indiana's state-level races: Indiana State senate races don't normally attract the attention of a president — or ever. "I am not aware of any point in time where a president cared at all about a state Senate race," said Ball State University professor Chad Kinsella. The Indiana races caught Mr. Trump's eye last year when the state was considering redrawing its congressional map to favor Republicans in all nine of its districts. Currently, the state has a 7-2 split, with seven districts represented by Republicans and two by Democrats. Although the White House pressed state lawmakers and legislators to back the redistricting, the state senators, who faced doxxing and threats of violence, resisted. Twenty-one Republicans bucked pressure from Mr. Trump and voted against the measure. There is a staggered election system in Indiana, so 25 out of the 50 state senators are up for reelection on Tuesday. Of those 25, seven of the senators who voted against redistricting are running for reelection. Mr. Trump and Indiana Gov. …