The Israeli army arrested 22 Palestinians Thursday in West Bank raids that targeted key members of a leftist Palestinian faction, Palestinian sources said. The raids took place in Nablus, Bethlehem and Jenin city, where 10 members of the Popular Front for the Liberation of Palestine ( PFLP) were detained, the sources said. Among the detainees was Nasser Abu Aziz, a member of the PFLP\'s Central Committee. \"This campaign against the PFLP elements has been going on for days,\" said Khaleda Jarrar, a PFLP leader. Israel Radio said that the detainees were wanted. The Israeli army makes arrests in Palestinian-controlled areas of the West Bank on daily basis.