Washington (CNN)President Barack Obama on Tuesday called for the closure of the Guantanamo Bay detention facility after delivering his plan to Congress to achieve a goal that has long eluded his presidency. The blueprint comes seven years after Obama made an Oval Office vow to permanently shutter the prison for enemy combatants, but it already faces objections from Republicans and legal obstacles they have placed to transferring Guantanamo detainees to U.S. prisons. Obama nonetheless said emptying the prison would move the country past what he described as a troubled era of wartime behavior. "The plan we're putting forward today isn't...