 A Nigerian-alpha jet aircraft used for attacks against armed men has crashed in Zampara state while under intense fire. The Nigerian Air Force confirmed the crash in a statement on Monday saying there was no casualty as the pilot escaped enemy fire. The crash happened on Sunday at about 12.45 p.m. Air Force spokesperson Edward Damquett said in a statement. The latest incident makes it at least four air crashes involving Nigerian military planes in the last seven months.