Biden and Vice President Kamala Harris joined an all-staff campaign call and pushed back at mounting pressure for the 81-year-old incumbent president to bow out following a disastrous debate performance last week that has thrust his campaign into chaos.
"The past few days have been tough. I’m sure you're getting a lot of calls, and I'm sure many of you have questions as well," Biden told the campaign, according to a source familiar with the conversation. "Let me say this as clearly as I possibly can and as simply and straightforward as I can: I am running.