iStock/Thinkstock(MASONTOWN, Pa.) — One person is dead and four injured after a shooting at a Pennsylvania courthouse, according to authorities.
Four people who were shot at the Fayette County Magistrate Court in Masontown, Pennsylvania, Wednesday afternoon were transported to the hospital, a spokesperson for the Fayette County Emergency Management told ABC News.
One person was pronounced dead at the scene, the spokesperson said. It is unclear whether the gunman was among those shot.
More than a dozen police officers surrounded the building in the aftermath of the shooting, aerial footage shot by ABC Pittsburgh affiliate WTAE-TV showed. The entrance of the building was cordoned off with yellow police tape.
A medical helicopter could be seen hovering nearby, waiting to airlift possible patients to the hospital.
The investigation is ongoing.
This is a developing story. Please check back for updates.

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