All we're learning about the deadly mass shooting at Florida State University, committed by a son of a law enforcement officer, according to police. Nick Valencia is in Tallahassee, FL with the latest. Plus, young children being left to face immigration courts alone, advocates say they may be hardest hit by the Trump administration's crackdown. CNN's Priscilla Alvarez has the story. Learn more about your ad choices. Visit podcastchoices.com/adchoices