Fending off criticism from human-rights and civil-rights groups at a private White House meeting Wednesday, a frustrated President Obama complained about the "mess" he'd been left by his predecessor. The exchange came during an hour-and-15-minute "off the record" session in the White House cabinet room that highlighted growing tensions between the president and his liberal base. While the White House session was billed as an effort by the president to listen to his critics on the left, some of them left disappointed. According to three sources who attended the meeting, Obama reiterated his intention to retain a version of the...