Although the "Guardians of the Galaxy" franchise director deleted the offending tweets and has apologized, he is another entertainment industry member whose past actions are causing problems in the present.
The six-term senator and Vietnam War vet is one of the few Republican voices to publicly rebuke Trump administration decisions.
In a series of tweets before James Comey's first interview about his forthcoming memoir airs, the president calls him "the WORST FBI Director history, by far!"
"We're looking very, very seriously, very closely at the whole situation," the president tells reporters.
After a weekend in Florida with several immigration hard-liners, the president calls for a Senate voting rule change—dubbed the "nuclear option"—in a bid to tighten the border.
The exchange over the Utah race is another sign that the two Republicans are mending a relationship burdened with mutual insults.
In a rapid-fire series of tweets, Trump unloads over the Russia investigation, days after an indictment charged 13 Russians with a plot to interfere in the U.S. election.
The company is still struggling to get people to sign up, despite the attention President Trump's no-holds-barred tweets have drawn to the service.
The panel will hold an emergency session Friday after Washington asks the United Nations to show support for Iran's anti-government demonstrators.
The president tweets that the U.S. pays "the Palestinians HUNDRED OF MILLIONS OF DOLLARS a year and get[s] no appreciation or respect."