Primary elections began in North Carolina, Texas, and Arkansas as Donald Trump faced scrutiny over military actions against Iran during the midterm cycle.Michael Whatley and Don Brown competed for the Republican Senate nomination in North Carolina while Roy Cooper led the Democratic field.Sarah Huckabee Sanders and Tom Cotton appeared as favorites for reelection in Arkansas following high early voting turnout in several states.Democrats Jasmine Crockett and James Talarico drove record participation in Texas as the party seeks to regain control of the US House.