Morning Joe discusses Acting White House Chief of Staff Mick Mulvaney's insisting that he did not say that President Trump held up military aid for Ukraine for political purposes. At a White House press briefing, Mulvaney said, "I have news for everybody: Get over it. There is going to be political influence in foreign policy." Joe Scarborough discusses the Trump campaign selling 'Get Over It' T-shirts: "You're selling the evidence that's going to lead you to impeachment -- to even make money off of that?"