The driver of a police water cannon truck stands near his vehicle, which Bahraini anti-government protesters damaged with petrol bombs and sprayed with graffiti reading &quot;down Hamad,&quot; referring to Bahrain's king, during clashes in Sanabis, Bahrain, on Friday, Oct. 5, 2012. Riot police used water cannons and tear gas on Friday to disperse hundreds of anti-government protesters trying to reach a heavily guarded site that was once the hub of their uprising. (AP Photo/Hasan Jamali)