A firefighter responding to a medical emergency aboard a bus Wednesday was fatally shot by the person who was suffering from a seizure, investigators said.

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Mitchell F. Lundgaard, a 14-year veteran of the department, was hit by gunfire when the medical emergency escalated between the man suffering from a seizure and police, WBAY reported.

After rendering aid to the 47-year-old man, the patient left the bus and began walking to a nearby library, KCCI reported. The man then flashed a handgun and started firing on police, which is when Lundgaard was shot, investigators said.

A police officer and bystander were also injured in the gunfire, authorities said. The suspect in the shooting was taken to a hospital, where he was pronounced dead.

GoFundMe account was setup to help Lundgaard's family.

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Atlanta art and antiques appraiser and auctioneer Allan Baitcher (right) takes bids during a 2020 auction. Baitcher and his company, Peachtree Antiques, are being sued by a Florida multimillionaire who says he paid them $20 million for fakes. (AJC 2020)

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