Is war between Russia and Ukraine inevitable?

Russia insists it won't invade Ukraine, but the US and its allies say the signs suggest otherwise. Shelling has intensified in eastern Ukraine, while diplomatic talks for Russia to de-escalate appear to be going nowhere. So, is war inevitable? Joint host Mohammed Jamjoom. With guests: William Taylor - Vice President, Russia and Europe at the U.S. Institute of Peace, and a former U.S. Ambassador to Ukraine. Hanna Shelest - Director of Security Programmes at the think-tank Ukrainian Prism. Pavel Felgenhauer - independent Defence and Military Analyst.