INDIANAPOLIS — A 21-year-old man has been arrested in connection with the death of an Indianapolis mail carrier.

United States Postal Inspectors, IMPD detectives and FBI Special Agents arrested Tony Cushingberry, 21, Tuesday evening for his involvement in the death of Angela Summers, 45.

Charges for Cushingberry are pending at the United States Attorney's office for the Southern District of Indiana.

Summers was shot and killed in the 400 block of North Denny Avenue around 4 p.m. Monday, April 27.

"U.S. Postal Inspectors are charged with ensuring the safety and security of USPS employees, and that is a charge that we do not take lightly," said Detroit Division Acting Inspector in Charge Felicia George. "Anyone who threatens, assaults, or otherwise harms a postal employee fulfilling her critical mission will be apprehended and held fully accountable. The significant collaborative efforts on this case by Postal Inspectors and our law enforcement partners especially IMPD, illustrate our commitment to the safety and security of all postal employees."

On Tuesday, The U.S. Postal Inspection Service offered up a reward up to $50,000 for information leading to the arrest and conviction of the person who shot and killed Summers.

If you have any information about the incident contact IMPD or Crime Stoppers of Central Indiana at 317-262-8477 or the U.S. Postal Inspection Service at 877-876-2455.

The U.S. Postal Service issued the following statement to RTV6 Wednesday about Summers' death:

"We are saddened to learn of such a tragic death of one of our own employees and coworkers. Angela Summers was a City Carrier Assistant at the Indianapolis Post Office, Linwood Station, having started with the Postal Service on 06/23/2018. Our thoughts and deepest sympathies go out to her family and friends, including the many people she worked with at the Postal Service. Employee assistance services are being offered to the family and co-workers. No additional information is available."