(AGI) London, July 17 - Israeli President Shimon Peresapologised for the death of four Palestinian children onWednesday. It "was not intentional", he said on Thursday.However, the outgoing president said the Palestinians were notheeding Israel's warnings. "I think the air force takes maximumcare not to hit children," he said. It was an area Israel hadwarned would be bombed because it contains a "greatconcentration of weapons", he added. . .