We kick off the big July Fourth holiday weekend as America celebrates our 250th birthday. Today's the day Taylor Swift marries Travis Kelce in what's been called the wedding of the century. After all the rumors and speculation, it's finally here, and we begin with a look back at their love story. The pop princess and the football hero, a match made in celebrity heaven. But where did it all start? And it’s shaping up to be the summer of the shark. A surfer was head-butted by a shark that went airborne, and he lived to tell the tale to our Alison Hall. Plus Triple A says more than 60 million Americans will embark on road trips this July Fourth weekend, setting a new record. You may be ready, but is your car? Ann Mercogliano reports. And as traditional as fireworks on the 4th of July is a family cookout with America's favorite foods: hot dogs and hamburgers. Here are the secrets you need to know to make sure yours come out perfectly before firing up the grill.