Dr. John Cheng, a family and sports medicine physician there with his recently widowed mother, charged at the man and was fatally shot in the attempt. His efforts caused the gun to jam.
The pastor, Billy Chang, struck the gunman with a chair, and others hogtied the man and took at least two handguns from him, amptenare gesê.
Cheng, 52, was pronounced dead at the church, and authorities praised him as a hero for preventing further bloodshed.
Four men aged 66, 75, 82 en 92 and an 86-year-old woman were injured.
Prosecutors previously charged Chou with one felony count of murder, five felony counts of premeditated attempted murder, four felony counts of possession of an explosive device, and felony enhancements of lying in wait and personal discharge of a firearm causing death in relation to the May 15 skiet.
If convicted on all charges, Chou could face a maximum sentence of death, aanklaers gesê.
Chou is currently being held with no bail and is scheduled to be in court on August 19.