Iraqi forces seize Mosul bridge as thousands of civilians flee

By Stephen Kalin and Isabel ColesSOUTH OF MOSUL, Iraq (Reuters) - Iraqi forces seized a damaged Mosul bridge on Monday which could link up their units on either side of the Tigris river, as thousands of civilians fled the fighting for Islamic State's remaining stronghold in the west of the city.U.S.-backed army and police units advanced through populated western districts, fighting tough street battles, and announced they had captured Mosul's southernmost bridge.Once repaired, the bridge could h