The president will try to drum up support for proposals to give illegal immigrants a pathway to citizenship at a speech in Vegas. Individual Scout units would be able to decide for themselves whether to accept gays as scouts and leaders. Satellite images show a mountainside tunnel could be sealed for an underground explosion. The fabled desert city was held overnight after the retreat of Islamist extremists who first burned a library of thousands of ancient manuscripts. The State Department says the mission is "directly relevant" to long-range ballistic missile development. Brendan Marrocco will speak later today about his double-arm transplant. Beatrix is ending her reign after 33 years to pass the crown to her eldest son, Willem-Alexander. At an Indiana medical school, relatives attend memorials around the flower-covered tables where their loved ones were dissected. New Orleans hosts its first Super Bowl in 11 years and gives football fans a look at its comeback from the 2005 storm that left it in shambles.