Search operations are underway to locate and rescue two foreign nationals who reprotedly went missing in Wardak province 35 km west of Kabul couple of days ago, police said Sunday. \"Police have launched search operations to locate and rescue two foreign nationals who have gone missing days ago,\" Wardak\'s provincial police spokesman Abdul Wali told Xinhua. However, he declined to provide more details. Two foreign nationals reportedly an American and a Canadian have gone missing during a journey on Ghazni-Kabul highway couple of days ago. Meantime, Mohammad Ali Ahmad, the deputy governor of the neighboring Ghazni province, told Xinhua that both the foreigners and their Afghan driver went missing in Shashgao village of Sayed Abad district in Wardak province last Tuesday on their way to Kabul. Zabihullah Mujahid who claims to speak for the Taliban outfit in talks with media via telephone from unknown location expressed ignorance over the subject.