(CNN) -- Five people, including a church pastor, were shot inside the First Baptist Church of Maryville, Illinois, a police dispatcher told CNN on Sunday.
At least one person is dead, a St. Louis hospital official told CNN.
The shooting occurred during a church service, the dispatcher said. The suspect was stabbed by parishioners who wrestled him to the ground.
The most seriously injured people were flown by helicopter to St. Louis University Hospital, and the motive for the shooting is not currently known, police said.
Maryville is about 10 miles east of St. Louis, Missouri.