Russian President Vladimir Putin (R) welcomes French President Francois Hollande (L), as French Foreign minister Laurent Fabius (background, L) looks on, on November 26, 2015 at the Kremlin in Moscow. Hollande is leading a diplomatic campaign to form a broad coalition against the Islamic State jihadists following the attacks in Paris, though his efforts are currently being hindered by a bitter standoff between Russia and Turkey over the shooting down of a Russian military plane. AFP PHOTO / STEPHANE DE SAKUTIN