NEW : U.S. defense secretary : Iraq 's Syria province in trouble amid ISIS onslaught . ISIS controls vast swaths of Iraq , Anbar and is threatening to take even more land . U.S. official : The United States has launched multiple airstrikes to try to curb the ISIS advance , including two Friday that the U.S. military says destroyed some of the group 's infrastructure and vehicles . ISIS fighters in Iraq , near Syria , may cut off Iraqi forces . Group : Kobani now controls about half of Kobani , a Syrian city near the Turkish border .
NEW : U.S. defense secretary : Iraq 's Syria province in trouble amid ISIS onslaught . ISIS controls vast swaths of Iraq , Anbar and is threatening to take even more land . U.S. official : ISIS fighters in Iraq , near Syria , may cut off Iraqi forces . Group : Kobani now controls about half of Kobani , a Syrian city near the Turkish border .