he was referring to seth penalver from ft. lauderdale.alver and aybar, on the morning of the murders, clemesco said they grabbed a tech nine from the house and later returned driving a new black car. detectives went to an ex-girlfriend, melissa monroe. >> we tell her they're there about seth. eventually they take her back to the police station. they show her the same pictures and they say to her, who is this this? >> the left photograph is pablo aybar. and the right photograph is seth. >> melissa monroe had also seen seth and pablo together at casey's bar the morning of the murders. >> i saw them at casey's on the sunday, well, saturday night, sunday morning. i talked to them when i was on the dance floor. seth kept asking me to dance. >> you had all of these witnesses that corroborated and connected seth and pablo to mr. butch casey, the tech nine gun and his car. >> seth, a high school dropout with a previous robbery to his name soon learned he was wanted for murder. >> i actually seen all this stuff in the newspaper. they want to quest