A new discovery has been made in the fatal "Rust" shooting involving Alec Baldwin. 

According to ABC News, which obtained a copy of the FBI's forensic report, the gun used on the New Mexico movie set could not have been fired without the trigger being pulled.

The FBI conducted an accidental discharge test and determined the gun used in the fatal shooting of cinematographer Halyna Hutchins "could not be made to fire without a pull of the trigger," the report stated, according to the outlet.