One of IS leaders is probably killed by US air strike — Pentagon
Dushanbe, 09.03.2016. (NIAT “Khovar”). — One of the leaders of the Islamic state terrorist group, Abu Omar al-Shishani Tarhan, also known as Omar Al-Shishani or Chechen Umar has probably been killed by a US air strike in the north east Syria, the Pentagon said in a report on Tuesday. TASS News Agency Reports.