Abakora itohoza ku gitero c'ubumara muri Siriya barungitswe Amerika n'ibihugu bikorana bagavye ibitero kuri Siriya Uburusiya ngo "burazi neza uwagavye igitero c'ubumara" Yavuze ko Uburusiya buriko buratakaza icizere kiri ku rushi bwari busigaranye ku bihugu bigenzi vyo mu Burengero, ahakana ibivugwa ko Siriya yagavye igitero c'ubumara ku gisagara ca Douma.
