Two U.S. Postal Service workers were fatally shot Tuesday at a postal facility in Memphis and a third employee identified as the shooter died from a self-inflicted gunshot, authorities said. It was the third high-profile shooting in or near that west Tennessee city in weeks.

U.S. Postal Inspector Susan Link said the three postal workers were found dead after the shooting at the East Lamar Carrier Annex in a prominent Memphis neighborhood. FBI spokeswoman Lisa-Anne Culp said the shooting was carried out by a third postal service worker, who shot him or herself.

No identities or motive were released by Link or Culp at a brief news conference late Tuesday afternoon.

The shooting occurred at a post office facility in the historic Orange Mound neighborhood, southeast of downtown Memphis. The carrier annex is only used by employees.

Read more: AP