Texas A&M student Caleb Harris disappeared after walking his dog in the early hours of the morning. His family has doubled the reward for information on him after police released a detailed timeline for Harris' movements between midnight and four a.m. on the day he vanished. #CalebHarris #missing #Texas "NewsNation Now" is a no fluff, no filler newscast hosted by Nichole Berlie and Connell McShane featuring up-to-the-minute news drawing from a network of journalists across the U.S. Weekdays starting at 1p/12C. NewsNation is your source for fact-based, unbiased news for all America. More from NewsNation: newsnationnow.com Get our app: trib.al/TBXgYpp Find us on cable: trib.al/YDOpGyG How to watch on TV or streaming: trib.al/Vu0Ikij