WATCH: @McFaul on the suspected Russian use of a nerve agent, “I'm very concerned...I think it's really scary. It's not the first time, but it's a very audacious use...I think it demands a firm response." #MTPDailyhttps://t.co/41menMt73k pic.twitter.com/ltJF35ER8v— Meet the Press (@MeetThePress) March 15, 2018