NEW : Mexican government confirms ICE agent slain in gun attack . One official said the victims , whose identities have not been released , were the first ICE agents to be gunned down in Mexico . The U.S. Border Patrol said the agent, identified as Jaime Zapata Rivera, was killed by a man who had been deported five times and twice for drug violations. U.S. officials , Mexican government condemn attack .
NEW : Mexican government confirms ICE agent slain in gun attack . The U.S. Border Patrol said the agent, identified as Jaime Zapata Rivera, was killed by a man who had been deported five times and twice for drug violations. U.S. officials , Mexican government condemn attack .