VIDEO: Woman robs gas station at knife point

OMAHA, Neb. -- Omaha police are asking for the public's help identifying a woman they say robbed a gas station at knife point, as seen on surveillance video, reports CBS affiliate KMTV.

The robbery happened around 4 a.m. Wednesday morning at a QuikTrip gas station. Investigators released surveillance video of the robbery, showing the woman hold a knife against a store clerk and forcing him to open the cash registers.

Anyone able to help identify her is asked to call Omaha Crime Stoppers at (402) 444-STOP.