of break-in was my first instinct. that's what i thought for a long time until we started talking about my dad's clients. >> homicide detectives larry and art were also thinking about sutton's clients, those he sued on their behalf. at this point john sutton couldn't provide any information. he was clinging to life in a drug-induced coma. stlie went several times to talk to john sutton. he was on pain medication. he was intube ated. we're looking at maybe an incident in his law firm where he had people angry at him. >> civil attorneys take a lot of money from people, and he they make people mad. >> find out if any of these people have reason for revenge on john sutton. >> john sutton ran his law firm like he ran most things in life. efficient and hard-driving. in fact, detectives heard about one woman who lost a $97,000 lawsuit and was so mad she threatened to shoot up john's