As in the first debate, everyone took shots at front-runner Joe Biden last night in Detroit, on everything from his past criminal justice policies to Obama-era deportations. Unlike the last time, however, he held his own and seemed more relaxed and assured. Biden was prepared for the onslaught that comes with leading in the polls. He now realizes that every vote and policy position he has taken since he was first elected to the New Castle, DE County Council in 1970 will be sc