In 2007, NBC camera crews, police, and eventually a SWAT team surrounded the house of a 53-year-old Texas state prosecutor. The prosecutor had been chatting with someone he thought was a 13-year-old ...

Chris Hansen speaks during the 'Angie Tribeca' panel at New York Comic-Con 2015 at The Jacob K. Javits Convention Center on October 9, 2015 in New York City - Daniel Zuchnik/Getty Images Hansen began ...