The U.S. State Department is warning Russia against using chemical weapons in its invasion of Ukraine. (March 10) Subscribe for more Breaking News: http://smarturl.it/AssociatedPress Website: https://apnews.com Twitter: https://twitter.com/AP Facebook: https://facebook.com/APNews Instagram: https://www.instagram.com/APNews/ ​ You can license this story through AP Archive: http://www.aparchive.com/metadata/youtube/c936be3950ab45b0b8579dd8754263a4