A car bomb targeting workers of a Turkish company has killed four people including one Turkish citizen in Somalia, Turkey's Foreign Ministry said. The company's staff were working on the construction of a road between Mogadishu and Afgoye, northwest of the capital, the ministry statement said. Abdiasis Abu Musab, military operation spokesman for the al Qaeda-linked al Shabaab, said the group was behind the attack. Somali government officials did not immediately respond to Reuters' request for comment. The attack occurred outside the capital Mogadishu, according to residents in the area of the blast. Turkey has been a major source of…