Scientists concerned about toxic gas released by Icelandic volcano

The volcanic eruption has slowed since lava and gas began pouring out of fissures on Monday, but scientists are unsure how long the erruption will continue. 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 #volcano #iceland #toxicgas #abcnl #abcnews