As Israel attacks new sites linked to Iran's nuclear program, Tehran warns against the U.S. wading directly into an increasingly deadly war, and Trump considers doing just that.
The Supreme Court ruled against Texas and landowners who challenged a plan to store thousands of metric tons of nuclear waste at a facility in the state.
In a medical first, surgeons at Baylor St. Luke's Medical Center in Houston successfully performed a fully robotic heart transplant on a 45-year-old patient. He now says he's living a brand-new life. Janet Shamlian reports.