January 14, 2013 11:44 pm Facebook Set to Make Announcement Menlo Park-based Facebook is set to make notable announcement Tuesday on something new it has been working on. NBC Bay Area’s George Kiriyama speculates on what the pending news could be. 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