The White House barred AP journalists from Trump appearances. Here's what to know about the press pool and the 1st Amendment's guarantee of a free press.

For the third day in a row, the White House barred an AP reporter from attending official events because the organization won’t use the name Gulf of America.

The White House has decided to ban The Associated Press from the pool of reporters allowed inside the Oval Office due to its stance over the “Gulf of America.”