a brilliant mind with a troubled heart. 22-year-old da von maurice greene used that to plot out a murder. two of greene's roommates noticed a fire. >> they walked toward the home to get some water to put out these fires. as they did, one of the students noticed the suspect rinto his w. that student then began to run away from the home. as he did, he heard gunshots. >> one roommate ran. the other was shot dead. police say greene then walked into the backyard and turned the gun on himself. officers arrived and found the two bodies and the other roommate who was hit but managed to escape. they also found a bag with a machete, semi automatic hand and baseball bat. he was an honors graduate for morgan state but they say he was also troubled. >> after speaking with greene's family, detectives learned the shooter had been suffering from a mental illness. the family let our detectives know that this suspect had this condition for at least a year and that in the past he had been prescribed medication for this mental illness. the shooter did not leave a note. >> reporter: although off campus the s