UPDATE: Silver Spring Postal Worker Sexually Assaulted During Lunch Break

Update, May 3, 12:20 p.m.

Montgomery County police are still searching for the man who sexually assaulted a 21-year-old postal employee in Silver Spring during her lunch break Thursday afternoon.

The postal worker was walking in the neighborhood behind the U.S. Post Office located at 110 University Boulevard West in the Four Corners area of Silver Spring when the man approached her and showed a knife, police said.

He forced her into the backyard of a nearby home, and after sexually assaulting her, fled from the area, police said in the statement.

According to police, the suspect is described as a black male, 5-foot-6-inches tall, with a medium build. He had gray and black facial hair and had several missing or broken teeth.  No further description is available at this time.

Detectives are asking anyone with information regarding the attack to contact the Major Crimes Division at 240-773-5070.  Those who wish to remain anonymous may call Crime Solvers of Montgomery County toll-free at 1-866-411-TIPS (8477) or leave a Crime Solvers tip here.  Crime Solvers will pay a cash reward of up to $10,000 for information provided to them that leads to an arrest and/or indictment for this felony crime.

Original post, May 2

Montgomery County police are searching for a man in the Four Corners area after a sexual assault was reported there Thursday at approximately 2:30 p.m.

The man was armed with a knife and was last seen running toward the intersection of University Boulevard and Colesville Road, Officer Joy Patil said in an email.

The suspect is described as "a black male with a medium complexion in his 50s wearing a white and green sweater or jacket and gray pants," according to the email.