No proof Russian air strikes in Syria killed civilians: Lavrov
MOSCOW (Reuters) - No one has ever supplied proof that Russian air strikes in Syria caused civilian deaths or struck the wrong militant groups, Russian Foreign Minister Sergei Lavrov told a news conference on Tuesday. He said the Russian military went to great lengths to avoid civilian casualties in Syria. (Reporting by Andrew Osborn and Vladimir Soldatkin; Writing by Christian Lowe; Editing by Maria Kiselyova)