Off for two years. when riley graduated and went off to college, just half an hour away, they tried to keep the relationship going. but just before thanksgiving in riley's freshman year, she said she saw snapchats of riley with other girls on campus. she said she broke up with him for good. emma's parents say the tension at home evaporated. >> it must have felt so good to be a happy family again! >> it did. the whole household was different. >> the household was not calm for very long. on november 20th, 2016, a sunday, emma went for icecream with her dad. and plan to get up early for school th...