Tech startups go head to head in Las Vegas contest

An employee for Text Safe Teens talks to attendees at Tech.Co’s regional startup competition Thursday, July 23, 2015, at the Gold Spike in downtown Las Vegas. By Daniel Rothberg Friday, July 24, 2015 | 1:53 p.m. Two teens are sitting in a car. They are smiling, laughing and the driver is looking down at her smartphone...