The Cherokee County Sheriff's Office on Friday released a second sketch of a man believed to have fatally shot four people in less than a week near Gaffney, South Carolina. "Let me say that, under the FBI's definition of a serial killer, yes, we have a serial killer," Sheriff Bill Blanton said. In addition, Blanton said he did not know whether the shooter knew his victims or whether he may have chosen them at random. Fri, 03 Jul 2009 22:57:56 EDT

Sarah Palin said Friday that she will step down as Alaska's governor by the end of the month. She will not seek election to a second gubernatorial term in 2010. As the 2008 Republican vice presidential nominee, Palin had been considered one of the front-runners for the GOP nomination in 2012. Fri, 03 Jul 2009 23:40:56 EDT

Fans must register online for a lottery to win tickets to Tuesday's Michael Jackson memorial at the Staples Center in Los Angeles, organizers said. People who don't have one of the 17,500 free tickets to be handed out should stay away and watch on TV, officials said. Fri, 03 Jul 2009 19:47:41 EDT

While authorities do not yet know what killed Michael Jackson, the possibility that anesthetics -- particularly the drug Diprivan -- might be involved continues to swell. Sources close to Jackson told CNN's Dr. Sanjay Gupta that the singer traveled with an anesthesiologist who would "take him down" at night and "bring him back up" during a tour in the mid-'90s. Fri, 03 Jul 2009 21:08:41 EDT