his trial started in september of 2012. >> all rise. >> prosecutor jesse evans was there for the state, is about obsession, revenge. >> evans argued that daker was a violent stalker and that his obsession with one woman led to the death of another. >> you can't get inside the mind of a psycho path and figure out why they would kill. >> evans said daker had left a trail of destruction and those critical hairs. >> the cold case solved by advances in dna technology proved positive that waseem daker is the man. >> defending waseem daker was waseem daker. >> i want to point out three principles of law i want to give you. >> before he took over his own case, he had been represented by an experienced father and son team, michael and jason treadway. they were still advising him. and believe the states case was vulnerable. >> they had no case without those hairs. that's why they didn't go forward initially. they didn't have a case. and they knew it. >> their advice to daker, focus on those hairs and don't obsess about lottie. >> this case had to be defended by attacking the science of the state