A car bomb has exploded at a security checkpoint in the Saudi capital Riyadh, killing the driver and wounding two policemen, the interior ministry said. The blast went off on Thursday when policemen manning the checkpoint on Al-Hair Road stopped the car for a routine control, the official Saudi Press Agency reported, quoting a ministry spokesman. The policemen were taken to hospital and were in a “stable condition”, the spokesman said. “The driver blew up the car and killed himself,” he was quoted as saying. The Saudi authorities were investigating the explosion, which took place on the last day of the holy Muslim fasting month of Ramadan. Source: Agencies