NBC August 15, 2018 4:23 am ‘Tonight': Ventimiglia Teases ‘This Is Us' Season 3 Milo Ventimiglia teases a younger Jack Pearson, Vietnam flashbacks and Jack and Rebecca’s first dates in Season 3 of NBC’s “This Is Us.” US & World Videos 14:31 @Issue extra: Seth Moulton on pro-Palestinian protests, TikTok and more 2:31 Celtics preparing for pivotal Game 3 against Heat in Miami 1:17 Patriots player visits Franciscan Children's Hospital 5:54 Pro-Palestinian protest taking over college campuses 2:47 AI pharmacist? Brigham testing new tech to assist docs, pharmacists