‘Network of cameras’ that makes it hard for people to disappear in NYC: Ret. detective

The NYPD are searching for the gunman who killed the CEO of UnitedHealthcare in Manhattan yesterday morning. NBC News’ Tom Winter and Steven Romo report more on where the investigation stands. Retired NYPD detective Marq Claxton and retired NYPD officer Jillian Snider join Ana Cabrera to discuss the latest updates.