Former Blink-182 drummer Travis Barker and Adam Goldstein, known as celebrity DJ AM, were critically injured in a fiery Learjet crash in South Carolina that killed four people, authorities said today. The Learjet was taking off shortly before midnight Friday with six people aboard, including two crew members, when air traffic controllers saw sparks. The plane, which was en route to Van Nuys airport, veered off the end of the runway, rolled through a fence and crashed on a nearby road, said Federal Aviation Administration spokeswoman Kathleen Bergen. Barker and Goldstein were in critical condition at a burn center in...