I was there when Tim was killed, he was my roommate. We arrived their from Eglin AFB Florida.I work 12hr days, He worked nights.He was a small fellow and we nickname him toothpaste. The engine was a j71 not a j75.We lived in the same hooch together. Everybody was extremely saddened from the accident. He was leak checking the front end of the engine when this happen, which was a requirement after engine installation. Need any other info give me a call 4782886647.