Brooklyn - A woman is wanted by police after threatening a man with a hammer on a Brooklyn subway. 

It happened on the 5 train on July 7. 

Police say the woman approached a 30-year-old man on the train, pulled out the hammer and said "step" in a threatening tone. 

Police say the woman left the train without incident, and the man was uninjured.

Anyone with information is asked to call Crime Stoppers at 1-800-577-TIPS.