Police in France find explosives in a Paris department store after receiving a tip off - je 16.12.2008 17

French president Nicholas Sarkozy has called for caution after French police found explosives in a department store in central Paris. Five sticks of dynamite were recovered from bathrooms on two separate floors. The interior ministry says there were no detonators on the explosives. A tip-off was sent to a French news agency by a group calling itself the Revolutionary Afghan Front - demanding the withdrawal of French troops from Afghanistan.