What happened to Jerry Jax that influenced him greatly?

Do you have a chapter for this?

Jerry and his wife had planned to attend a parent-teacher meeting on oct. 4. He called his wife from his office to tell her that he will be working late. When he didn't show up for the meeting, his wife became very worried. she went to his office to see that his door was opened a crack and he was on the floor. Jerry had been shot many times.