The once-solid relationship between President Donald Trump and Apple CEO Tim Cook is breaking down over the idea of a U.S.-made iPhone.

President Donald Trump is ramping up his tariff threats on social media, this time aimed at Apple.

“It’s time that we play the game the way I know how to play the game,” Trump told reporters in the Oval Office. “I’m not looking for a deal. We’ve set the deal — it’s at 50 percent.”