Biden faces crucial tests as he insists he will remain in race

President Biden was in battleground Wisconsin as he tried to calm concerns over his campaign for a second term. Mr. Biden insisted again at a campaign rally that he intends to stay in the race. NBC News’ Gabe Gutierrez reports. » Subscribe to NBC News: » Watch more NBC video: NBC News Digital is a collection of innovative and powerful news brands that deliver compelling, diverse and engaging news stories. NBC News Digital features , , , Nightly News, Meet the Press, Dateline, and the existing apps and digital extensions of these respective properties. We deliver the best in breaking news, live video coverage, original journalism and segments from your favorite NBC News Shows. Connect with NBC News Online! NBC News App: Breaking News Alerts: Visit : http: