A black Islamic flag is flying over the US embassy in Tunisia after it was stormed by a mob of protesters today - as anger at an American-made anti-Islam film resulted in chaos across the world. Symbols of America and US embassies have been targeted around the globe in a fourth day of protest after Tuesday's deadly raid on the American consulate in Libya. In Tunisian capital Tunis, a mob overran the US embassy compound, scaling the walls and setting fire to cars before tearing down the Stars and Stripes and replacing it with the symbol of Islam. It is not thought any US staff were in the embassy in Tunis, where an American school has also been set on fire. A large cloud of black smoke rose around the US embassy as stone-throwing protesters and police waged a pitched battle. Thousands of demonstrators massed outside the embassy and several were seen climbing the outer wall of the embassy grounds and raising a flag on which was written the Muslim profession of faith. The protesters chanted 'Obama, Obama, we are all Osamas'. Police responded by firing tear gas, live rounds killing two protesters and wounding 28. A group of several dozen protesters briefly managed to enter the embassy compound and set fire to cars in an embassy parking lot. They were pushed back outside by police and special forces who continued to arrive on the scene. It was the worst incident in clashes around the world - with angry protesters ransacking a KFC and Hardee's restaurant in Lebanon, police <b>...</b> Related article