Sunni Arabs launch massive offensive backed by strikes from U.S.-led coalition . Gained swathes of land southwest of the city after seizing several villages . Brings them near ISIS stronghold of Hawijah where jihadis killed 20 militia . Men reportedly strung by their feet from light poles under Islamic State flag .
Kurds launch massive offensive backed by strikes from U.S.-led coalition . Gained swathes of land southwest of the city after seizing several villages . Brings them near ISIS stronghold of Hawijah where jihadis killed 20 militia . Men reportedly strung by their feet from light poles under Islamic State flag .