With just three months to go in the election, President Obama’s campaign manager faced a fusillade of questions Wednesday about whether he deliberately skirted disclosure rules during his time as deputy White House chief of staff, undermining the administration’s claim to be “the most transparent administration in history.” A House Energy and Commerce Committee report released Tuesday revealed several emails from senior White House aides sent from private addresses, as well as email correspondence about meetings with lobbyists purposely scheduled off campus to avoid official records. Jim Messina, then Mr. Obama’s deputy chief of staff, sent one particularly embarrassing email...