Vietnam August 15, 2018 2:23 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.” Local 1:36 Arizona Senate repeals 1864 abortion ban 1:40 Democrats say Big Oil misled public for decades about climate change 3:08 Mom describes ‘gut-wrenching' feeling of active shooter reports at daughter's Wisconsin school 1:45 NYPD enters Columbia University in riot gear to clear protest 3:21 Katy Perry's surprising regret about cheeseburger Met Gala look