A new book accuses former President Joe Biden's inner circle of trying to hide his mental and physical decline. Alex Thompson, co-author of "Original Sin," sat down with CBS News chief Washington correspondent Major Garrett to discuss his reporting.

He and his co-author Alex Thompson spoke at 9:30 Club to a crowd eager to revisit the past. “You guys want me to sing, right?” quipped CNN’s Jake Tapper, as he and his co-author Alex Thompson, of Axios, settled into their seats onstage.