Funeral, wake set for slain Chicago officer

Funeral services have been set for an off-duty Chicago police officer shot dead while working as a security guard.

Officer Clifton Lewis was killed Dec. 27 while trying to break up a robbery at a convenience store on the city's West Side. The Chicago Tribune reports a public wake is scheduled for Thursday morning, followed by a funeral and private burial.

The 41-year-old officer was an eight-year police veteran. Chicago police say they have leads in the case, but have made no arrests. Reward offers totaling $13,000 have been made seeking information.

Those with information are asked to call 888-YPO-SHOT.