ROUGH CUT (NO REPORTER NARRATION).<br/> <br />STORY: Parisians laid flowers and candles at the scene of a deadly attack on weekly magazine Charlie Hebdo's headquarters on Wednesday (January 7) to mourn the 12 victims killed.<br/> <br />Mourners left candles and flowers to pay homage to the satirists who were killed in the attack.<br/> <br />At least 12 people died when gunmen opened fire on employees of the magazine which is known for lampooning political and religious figures.<br/> <br />Police are staging a huge manhunt for the attackers who escaped after shooting dead some of France's top cartoonists, as well as two police officers.