Preview: Tom Costello on growing pressure for organizers to cancel public events | NBC's Tom Costello reports from Washington, D.C., where a coronavirus case has led to the closure of a church.
Tom Costello on California bar gunman and PTSD | The gunman suspected of fatally shooting 12 people at a California bar has been identified as a 28-year-old former Marine who may have
![Tom Costello on Twitter: "What a thrill to run into Jane Seymour in the @NBCNews green room in NYC. She's a passionate advocate for the environment, fighting child trafficking and poverty. https://t.co/etraoRrwuK" / Tom Costello on Twitter: "What a thrill to run into Jane Seymour in the @NBCNews green room in NYC. She's a passionate advocate for the environment, fighting child trafficking and poverty. https://t.co/etraoRrwuK" /](https://pbs.twimg.com/media/FPL6et-WYAE50MZ.jpg:large)