Article Photos: Sequester Q&A: For US, a new season of uncertainty 2/4

FILE - In this Feb. 15, 2013 file photo, President Barack Obama speaks in the Oval Office of the White House in Washington. The politics have been fierce and the fingerpointing incessant. Come March 1, the across-the-board federal spending cuts called sequestration go into effect, launching a new season of economic uncertainty for a nation still trying to shake off a recession. A look at the cuts, how much they amount to and who they will affect -- in question and answer form.  (AP Photo/Jacquelyn Martin, File)