A Yemeni election official was killed late Thursday in the eastern Al-Jawf Province, hours after candidates for the presidential election launched their campaigns, police said. Muslih Sharian, head of the supervisory election committee of Al-Jawf, was shot dead in an attack on a newly established electoral office in the province, about 170 kilometers east of the capital Sanaa, officials said. Two other people were also killed in the attack, they said, adding that a police has launched an investigation to find the attackers.Sharian, who belongs to the opposition Islah party, was appointed as the top electoral supervisor in Al-Jawf under a mandate from the country's Supreme Election Commission. Armed clashes between supporters of Yemen's ruling party and those of an opposition group ahead of local council elections, led to the killings officials said yesterday. The ruling General People's Congress candidate for the council of Al-Jawf Province was killed in the clash as well as the head of the local election committee. Eight other people were injured in the confrontation in the province.