Jon Wolfsthal, Senior Advisor to Global Zero, discusses what is at stake if Russia were to use nuclear weapons. WATCH ABC News live stream here: https://www.youtube.com/watch?v=w_Ma8oQLmSM SUBSCRIBE to ABC NEWS: https://bit.ly/2vZb6yP See more at http://abcnews.go. com/ LIKE ABC News on FACEBOOK https://www.facebook.com/abcnews FOLLOW ABC News on TWITTER: https://twitter.com/abc #abcnews #abcnlupdate #russia #ukraine #ukrainewar #nuclearweapon Original source (ABC/Youtube)

Download our app: https://app.cricket.com.au/ Wes Agar took four wickets as South Australia edged ahead of Tasmania at the midpoint of their Sheffield Shield match in Adelaide. More #SheffieldShield videos: https://www.cricket.com.au/video Follow us on Facebook: https://www.facebook.com/cricketcomau Follow us on Instagram: https://www.instagram.com/cricketcomau Follow us on Twitter: https://www.twitter.com/cricketcomau source

Newly released 911 calls describe the chaos and horror that unfolded during the deadly mass shooting in Raleigh, North Carolina, on Thursday. The alleged shooter remains hospitalized in critical condition as police search for a motive. NBC News’ Priscilla Thompson speaks with Rob Steele, who lost his fiancé Mary Marshall during the shooting. » Subscribe to NBC News: http://nbcnews.to/SubscribeToNBC » …