In Turkey, an explosion outside a courthouse in the Aegean city of Izmir has killed at least two people, including a police officer, and wounded several others yesterday. <br/><br/>The state-run Anadolu Agency said that two attackers were killed in a gunfight with the security forces following the blast caused by a car bomb, adding that the police are searching for the third attacker. <br/><br/>The Governor of Izmir, Erol Ayy?ld?z, told reporters that a police officer and a courthouse employee were killed in the incident. <br/><br/>At least six wounded people were taken to hospital in the city located on the country's western coast, he said. The assailants carried out the attack after they were stopped at a checkpoint outside the courthouse, the governor added.