A Russian warplane was shot down Saturday in Syria, according to Russian state-run news agencies. The Russian Ministry of Defense confirmed one of its Su-25 warplanes was downed in Idlib province in northwest Syria, state media outlet RIA Novosti reported. Militants shot down the plane in an area controlled by al-Nusra Front fighters, according to the RIA Novosti report. Russia and Turkey, which is responsible for a de-escalation zone in Idlib, were taking measures to return the pilot's body, the defense ministry said. The ministry said more than 30 militants in the area were killed in a retaliatory strike, according...