Plot: 2012/05/04 Headlines: Syrians Protest Deadly Raid as White House Looks Beyond Ceasefire; China: Chen Can Apply for Overseas Study; Argentine Lawmakers Back YPF Nationalization; Journalists Slain in Mexico, Somalia; TransCanada Seeks New Permit for Keystone XL Pipeline; BP Spill Trial Delayed Until 2013; Justice Dept. Official Seeks Congressional Approval of Expanded Cellphone Monitoring; Democratic Rep