 That's meant to be a demonstration of party unity, but some of Haley's stances on foreign policy and national security differ dramatically from the views of the GOP ticket. VP nominee J.D. Vance is one of the fiercest opponents of U.S. aid for Ukraine in the Senate. The FBI, Secret Service, and local law enforcement still investigating the shooting that nearly killed Donald Trump and did kill one of his supporters. In Pennsylvania, ABC's Aaron Katursky has more.