A man already on probation for cocaine has been arrested after police found heroin on him during a traffic stop in Waterloo, according to the Waterloo Cedar Falls Courier. 41 year old Damien Cobbins was arrested Thursday on one count of Possession of Heroin with Intent to Deliver. His bond was set at $25,000. He was found with 5 grams of heroin and more than $2,000 in cash during a traffic stop on 380. In March of 2020 during a traffic stop on 380 he was found with more than 60 grams of cocaine.