Abu Ayyub al-Masri killed during an operation in U.S. on October 5 . It was later determined that one of the five was positively identified as Abu Qaswarah . '' He was second -in-command to al Qaeda in Mosul leader Abu Ayyub al-Masri . Coalition forces tracked him down inside a building in the northern Sunni city . U.S. military described Abu Qaswarah as a `` charismatic '' leader .
Abu Ayyub al-Masri killed during an operation in U.S. on October 5 . He was second -in-command to al Qaeda in Mosul leader Abu Ayyub al-Masri . Coalition forces tracked him down inside a building in the northern Sunni city . U.S. military described Abu Qaswarah as a `` charismatic '' leader .