June 30, 2014 7:58 pm Reality Check: Facebook Emotional Study In this edition of Reality Check, Sam Brock looks at what a for-profit company like Facebook can do, legally, in the name of research. US & World Videos 0:28 A Vermont state trooper plunges into icy pond to rescue 8-year-old girl 2:59 Keep these travel etiquette tips in mind this holiday season 2:20 Bodies of Missing Men Found in Rubber Bins Inside Storage Unit 1:42 Hundreds of Golden Retrievers Walk a Mile for the Official Boston Marathon Dog 1:51 Typewriter Shop Owner Receives Gift From Tom Hanks