Republicans and Democrats in Nevada, North Dakota and South Carolina select their nominees on Tuesday, but much of the nation's political focus will be on Maine. Democrat Graham Platner is expected to emerge from the primary to take on five-term incumbent GOP Sen. Susan Collins. But Platner has faced one scandal after another during the campaign. Geoff Bennett discussed more with Alex Seitz-Wald.

North Dakota's lone U.S. House member faces a partial rematch of her 2024 nomination race in a state primary on Tuesday.

South Carolina voters will choose nominees for governor and other offices in a state primary on Tuesday, the latest test of President Donald Trump's sway over Republican voters.

Nevada Gov. Joe Lombardo will face six Republican challengers in a state primary on Tuesday, while six Democrats will compete for the nomination to reclaim the seat in November.

Democrats in both gubernatorial and Senate primaries have criticized what they see as failures of South Carolina's GOP-dominated leadership.

Alaska U.S. Senate candidate Dan Sullivan acknowledges that sharing a name and party affiliation with the incumbent Republican gives him "an instant megaphone" in the crowded primary race.

Nevadans are choosing their party nominees Tuesday for two closely watched congressional seats and the governor's race, among others, as the state grapples with an affordable housing shortage, exploding energy demand from data centers and federal cuts to key state programs.

Voters across Maine, Nevada, South Carolina and North Dakota head to the polls Tuesday for another day of primary elections in America, but much of the political world will be focused on Maine's high-stakes U.S. Senate contest.

Ripple effects and strong opinions are still flowing out of Trump's interview on NBC's Meet the Press over the weekend. Among the points of contention are Trump's baseless claims about the 2020 election results and the security of current elections. Lisa Desjardins speaks with Tammy Patrick at the National Association of Election Administrators to sort fact from fiction.

Dan Cogdell criticized Paxton for prioritizing loyalty to President Donald Trump over Texas families.

Primaries for U.S. Senate and U.S. House on Tuesday will set the stage for a midterm general election in which Maine is expected to play a critical role in deciding control of both chambers.

"We love the farmers, we love everything about your state," President Donald Trump told his audience at a rally being held in a barn in Chippewa Falls, Wisconsin, on Friday.

Last weekend, his campaign wrestled with stories about sexually explicit messages that Platner sent to several women while he was married. Then on Thursday, The New York Times reported about his relationships with previous girlfriends. Some viewed him positively but others described him as volatile and insulting.