Police are asking for help finding a woman they say tried to rob a 90-year-old in Manhattan. 

The incident happened around noon Tuesday on Fifth Avenue and 12th Street in Greenwich Village.

Investigators say the woman in the above surveillance photo approached the victim from behind and tried to grab her duffel bag from the front of her utility cart walker. 

When the victim tried to stop her, police say she knocked her to the ground and continued to pull at the bag. 

Authorities say she ran away empty handed. 

Police say the victim was treated for cuts on her arm at the hospital and released. 

Anyone with information on the case should contact the Crime Stoppers hotline at 1-800-577-TIPS, or text CRIMES and then enter TIP577, or visit www.nypdcrimestoppers.com.