Joe Biden is ready to scrap. The former vice president is firing back at his rivals and vowing to be more aggressive at the second presidential debates after weeks of sustained attacks against his civil rights record left his supporters frustrated and worried about his passive approach. The tipping point, according to allies and campaign strategists, came on Wednesday at a NAACP presidential candidate forum, where Sen. Cory Booker (D-N.J.) accused Biden of being the “architect of mass incarceration” for supporting a 1994 crime bill. “You can't be called the architect of mass incarceration and remain quiet,” a Biden ally...
