NEW : ' clearing Taliban 's ` ` last bastion '' in area from inside out , spokesman says . NEW : Anti - Taliban operation 's progress is ` ` very smooth , '' U.S. military says . NEW : On Sunday , 12 civilians died in a rocket attack by coalition troops . Two Afghan civilians killed in incidents not connected to Operation Moshtarak . Marines in Marjah recovered $ 8.7 million worth of raw opium , says embedded CNN reporter .
NEW : ' clearing Taliban 's ` ` last bastion '' in area from inside out , spokesman says . NEW : Anti - Taliban operation 's progress is ` ` very smooth , '' U.S. military says . NEW : Two Afghan civilians killed in incidents not connected to Operation Moshtarak . Marines in Marjah recovered $ 8.7 million worth of raw opium , says embedded CNN reporter .