It's a nondescript, utilitarian room in the bowels of a sports arena. The presidential nomination is on the line. Aides to three candidates still in the contest are haggling with convention staff over who speaks when, will their biographical videos be shown, whose office space is nearest the floor. It's a political junkie's dream. It could be real. But it's not. This is how it played out in a 2012 episode of NBC's prime-time drama The West Wing.

Updated at 8:15 p.m. ET

President Trump stoked an untrue conspiracy theory being promoted by supporters — and his campaign — that Sen. Kamala Harris of California is not eligible for the vice presidency.

The Democrat was born in California and therefore qualifies for the job.

Updated at 6:08 p.m. ET

Joe Biden is calling for everyone in the United States to wear a mask, well into the fall.

"Every single American should be wearing a mask when they're outside for the next three months, at a minimum," Biden said Thursday afternoon in remarks in Wilmington, Del. "Every governor should mandate mandatory mask-wearing. The estimates by the experts are it will save over 40,000 lives."