Awwal 20, 1432, April 24, 2011, SPA -- A roadside bomb killed two NATO service members and a gunman shot dead a local peace council official in southern Afghanistan, officials said Sunday. The coalition said the service members were killed Saturday. Earlier, NATO reported that a third foreign service member died Saturday when a coalition helicopter crashed in Alasay district of Kapisa province in the east. Also in the south, a gunman assassinated Abdul Zahir, deputy of the Helmand provincial peace council and former top civilian chief in Marjah district, late Saturday in the provincial capital of Lashkar Gah, the Ministry of Interior said Sunday. Zahir also was a member of the local improvement council for the area and a leading member of the Alizai tribe, according to a report of the Associated Press.