CHICAGO (AP) — For more than two decades, Oprah Winfrey has been the inspirational, change-your-life champion who reigned over daytime television much like Johnny Carson once ruled late night.

Several doctors groups and advocacy groups set guidelines for cancer screening, and they update that advice periodically as new information emerges. Sometimes they agree, sometimes they don't. Last year, a number of groups got together and issued consensus guidelines for colon cancer.

OKLAHOMA CITY (AP) — A former Marine was charged Friday with six counts of first-degree murder in the shooting deaths of four people whose bodies were found in a burning home, including a prostitute featured on the HBO reality series "Cathouse."

FAYETTEVILLE, N.C. (AP) — A 5-year-old North Carolina girl was raped and killed the same day she was taken from her home, according to an arrest warrant released Friday.

SAN DIEGO (AP) — A 17-year-old pleaded guilty Friday to killing a Border Patrol agent who was shot eight times while chasing suspected illegal immigrants in the mountains east of San Diego.

COLUMBIA, S.C. (AP) — South Carolina lawmakers plan to formally consider impeaching Gov. Mark Sanford for the first time next week, the chairman of the committee beginning that work said Friday.

CAMP LEJEUNE, N.C. (AP) — Marines treated at Camp Lejeune for post-traumatic stress had to undergo therapy for months in temporary trailers where they could hear bomb blasts, machine-gun fire and war cries through the thin walls, according to servicemen and their former psychiatrist.

LOS ANGELES (AP) — A judge has increased bond to $100,000 for an Illinois insurance executive accused of secretly making nude videos of ESPN reporter Erin Andrews.

LINCOLN, Neb. (AP) — The University of Nebraska's governing board on Friday voted not to place tighter restrictions on embryonic stem cell research than those outlined under federal guidelines, which were expanded after President Barack Obama took office.