The United States Postal Inspection Service is offering a reward of up to $20,000 for information leading to the arrest and conviction of the persons responsible for the armed robbery of the Parklawn Post Office, 3931 N 35th St., Milwaukee, WI 53216.

The incident occurred shortly after 3:00 p.m. on December 12, 2016.

Postal Inspectors are seeking information regarding the suspect who robbed the Post Office at gunpoint.

The suspect wore a black hooded sweatshirt, black faded jeans, black sneakers, and carried a purple or pink children’s backpack.

Anyone who has any information regarding this crime is urged to contact Postal Inspectors at 877-876-2455.

Information may be sent via email to www.uspistips.com or text: “USPIS” plus your tip to: TIP411 (874411).

Do not take any action to apprehend the suspects. All information will be kept confidential. Armed Robbery of a United States Post Office is a violation of Title 18, U.S. Code, Section 2114, and is punishable by a prison term of up to 10 years.