Russian troops are reinforcing their positions to drive deeper into the Donbas region in eastern Ukraine. The Russians are about a mile from the village of Severk, where they cut power and running water. A hospital has become a shelter for 39 people, and the hospital no longer has medicine. » Subscribe to NBC News: http://nbcnews.to/SubscribeToNBC » Watch more NBC …

A black hole at the center of the Perseus Galaxy sends out pressure waves that can be translated into a note. NBC News’ Harry Smith is joined by Erin Kara, an assistant physics professor from MIT, to discuss how scientists at NASA resynthesized those notes to allow humans to hear the sound of the phenomenon.  » Subscribe to MSNBC: http://on.msnbc.com/SubscribeTomsnbc …

ABC News’ Alexis Christoforous reports on the federal and private resources available for Ukrainian students in the U.S. and highlights the story of one family separated by war. WATCH the ABC News Live Stream Here: https://www.youtube.com/watch?v=w_Ma8oQLmSM SUBSCRIBE to ABC NEWS: https://bit.ly/2vZb6yP Watch More on http://abcnews.go.com/ LIKE ABC News on FACEBOOK https://www.facebook.com/abcnews FOLLOW ABC News on TWITTER: https://twitter.com/abc #UkrainianStudents #Separated #War …