Democratic strategist James Carville predicts that Donald Trump’s presidency could end early if the Democrats sweep the midterm elections. In an expletive-laden video on the Politicon YouTube channel posted earlier this week, Carville said if the Democrats take control of the House of Representatives and the Senate, they will launch investigations into Trump and his family, which will eventually lead to the president’s resignation. “The Democrats are going to investigate you to no end,” Carville said. “Then they’re going to go after your stupid, jacka** kids and their spouses.” Carville did not explain for which potential offenses Trump and his family may be investigated. But he did warn that the president could commit war crimes in the conflict against Iran as it continues. Democratic strategist James Carville predicts that Donald Trump’s presidency could end early if the Democrats sweep the midterm elections (Getty Images for The New York Times) “When it comes to the stuff you’re doing in Iran, I got to tell you, you’re getting really, really, really, close to war crimes here. You’re …