Alert issued after woman robbed on CTA platform

August 3, 2012 2:24:22 PM PDT
Chicago police have issued a community alert after a woman was robbed at gunpoint on a CTA platform.

They've released photos of the suspect, who was captured in surveillance camera photos. Police say the robbery happened Sunday afternoon at the 43rd Street Green Line stop in the 300 block of East 43rd.

The suspect is described as about 50 years old with a ponytail.

Police say he was armed with a semiautomatic handgun. Anyone with information should call police.