Ramallah, West Bank, Feb 26, SPA -- Palestinian leader MahmoudAbbas said Saturday that a "third party" was responsiblefor a Tel Aviv suicide bombing that killed four Israelis,but stopped short of mentioning the Lebanese Hezbollah group by name. Palestinian security officials and a West Bank extremist leader have said they believe Hezbollah is behind the attack on the Tel Aviv nightclub late Friday, the Associated Press reported. Abbas said he is coordinating the investigation withIsrael.--SPA1252 Local Time 0952 GMT www.spa.gov.sa/242443