Biden comes out swinging in first speech after presidential debate with Trump | Joe Biden

In what several supporters described as a “night and day” difference from his performance in last night’s debate, President Joe Biden on Friday vowed to keep fighting against what he framed as an existential threat to America.In his first campaign stop following the debate, Biden showed off a louder and more dynamic voice at the North Carolina state fairgrounds in Raleigh.“I know what millions of Americans know,” Biden said. “When you get knocked down, you get back up.”During the 15-minute speech in a sweltering building that saw at least one person faint, Biden ran through a…