Tensions are high in France after a policewoman was killed today while stopping to investigate a traffic accident. However, authorities say today's shooting has not been linked to Wednesday's terror attack on the satirical newspaper Charlie Hebdo, which left 12 people dead, including two police officers.

World stock markets rose today, boosted by the positive economic news from the U.S., expectations of a stimulus program in Europe, and the stabilization of oil prices after sharp falls.

Birmingham authorities are considering whether to file charges against a teenager suspected of leaving her newborn daughter outside in the cold. The infant was found dressed in a short-sleeved outfit and wrapped in a towel in their yard with temperatures around 40 degrees at the time.

More than 30 Alabama school systems are delaying opening today because of forecasts of bitterly cold weather. Bibb, Fayette, Greene, Pickens, Tuscaloosa, and Walker County schools have all implemented a 2-hour delay as well as the Tuscaloosa City Schools. In addition, Holy Spirit Catholic School will open at 10am.

Authorities in Florida say a 15-year-old girl, who suffered years of abuse at home, shot and killed her 16-year-old brother. The girl is said to have been locked in a room for weeks at a time while their parents were on the road.

Six suspected heroin dealers around Jefferson County are now in custody. Heroin deaths in Jefferson County alone jumped about 140 percent in 2014.

Florida State quarterback Jameis Winston has announced he's giving up his two years of eligibility to enter the NFL draft. The announcement came the same day the woman who accused him of sexual assault filed a lawsuit against the school's board of trustees.