Amb. McFaul: Putin’s Ukraine war comparison is disgusting

MSNBC’s Lawrence O’Donnell speaks to Michael McFaul, who served as the U.S. Ambassador to Russia from 2012 to 2014, about Russian President Vladimir Putin’s remarks at a ceremony marking 80 years since Soviet Russia defeated Nazi Germany at the Battle of Stalingrad in World War 2, as well as reports that the Russian military is amassing troops in eastern Ukraine for new offensive.