 Trump announced his vice presidential pick on Monday, Ohio Senator J.D. Vance. The search goes on in western Pennsylvania for information into the attempted assassination. ABC's Aaron Katursky is in gunman Thomas Crooks' hometown. The FBI has conducted more than 100 interviews, many of them right here in the neighborhood where the shooter lived. They've gained access to his phone now. They even know how he was able to take possession of the rifle, but none of that has established a clear motive.