'Insane baby' Trump mocked after holding a press briefing -- and then fleeing after just 60 seconds

President Donald Trump on Tuesday held a "press briefing" that consisted of him boasting about the Dow Jones Industrial Average hitting a record-high 30,000 points -- and then running away without taking any questions.

The president's truly brief press briefing utterly baffled observers, many of whom wondered why the president couldn't have simply bragged about the stock market on his Twitter account.

Check out some reactions below.