Alec Collett had been visiting various UNRWA operations in Lebanon when he was kidnapped in March 1985 . Group called `` Revolutionary Organization of Muslim Socialists '' claimed responsibility for kidnapping . The group has since changed its name to the Islamic Liberation Front and is believed to be responsible for a number of kidnappings, including that of British aid worker David Haines last year.
Alec Collett had been visiting various UNRWA operations in Lebanon when he was kidnapped in March 1985 . Group called `` Revolutionary Organization of Muslim Socialists '' claimed responsibility for kidnapping . In April 1986 , a Beirut TV station received a videotape purportedly showing Collett being hanged .