May Day General Strike
California Highway Patrol officers take positions at the Golden Gate Bridge in anticipation of May Day demonstrations in San Francisco, California May 1, 2012. Authorities anticipated demonstrators would shut down the bridge, but agreement was reached to prevent that action. REUTERS/Robert Galbraith
BEIRUT Al Qaeda's powerful Syrian branch, the Nusra Front, announced on Thursday it was ending its relationship with the global jihadist network founded by Osama bin Laden, to remove a pretext used by world powers to attack Syrians.