White House Daily Briefing
Trump also threatened to pull federal funding for schools that don't reopen, called Portland's racial justice protesters "terrorists" and falsely claimed that Joe Biden opposes fracking.
Some credit the insult of "empty barrels making the most noise" to Plato, but there are at least 21 variations of the proverb.
The White House hasn't held an on-camera briefing since June 29.
The press secretary also inaccurately claimed that the White House has not been holding fewer briefings.
The White House could learn so much about dealing with media by watching how sports teams do it.
Trump's press secretary is expected back in the briefing room Friday at 1:30 p.m. ET.
Sean Spicer's press conference came on the day the Department of Justice has been asked to provide documents related to President Trump's wiretapping claim.
It's fair to say there have been some developments since Sean Spicer's last on-camera briefing.
Trump has had a contentious relationship with some prominent U.S. news organizations he refers to derisively as the "mainstream media."