 Officials say they believe the shark swam out of the area. I'm Janet Chamleon in Brownsville, Texas. Coming up, challenges for election workers. That's next on the CBS News Weekend Roundup. It's common knowledge that after age 30, our metabolism changes. We have less energy and gain weight easier. There's a way to feel better, not in years or months, but sometimes in just days. I'm Chuck Norris. I tried everything. Working with a team of health experts, we came up with Morning Kicks.