Sen. Jay Rockefeller unloaded on lawmakers Tuesday, accusing some of blocking efforts to solve urgent problems during Barack Obama’s presidency “because he’s the wrong color.” Rockefeller (D-W.Va.), who will retire at the end of the year, made his comments during a Senate Finance Committee hearing on transportation funding, saying he’s confounded by the “lack of will to keep ourselves from dropping into rivers and rolling over bridges that are no longer there.” “It’s an American characteristic that you don’t do anything which displeases the voters, because you always have to get reelected here,” he added. “I understand part of it....