A Shelton man was sentenced Thursday to 12 years in federal prison for selling crack cocaine and heroin. David B. Fein, United States Attorney for the District of Connecticut, announced that Vince Hancock, also known as \u201cVincent Hancock,\u201d \u201cTower,\u201d and \u201cT,\u201d 38, of Shelton, was sentenced today by United States District Judge Vanessa L. Bryant in Hartford to 151 months of imprisonment, followed by three years of supervised release, for distributing crack cocaine and heroin. On multiple occasions between June and September 2011, Hancock sold crack cocaine and\/or heroin to an individual working with law enforcement, according to court documents and statements made in court. On Sept. 29, 2011, law enforcement officers conducted a court-authorized search of Hancock\u2019s residence and recovered approximately 41 grams of crack cocaine, 27 grams of cocaine, 27 grams of heroin, a .32 caliber firearm, narcotics packaging materials and approximately $3,555 in cash. Hancock\u2019s criminal history includes a conviction stemming from his involvement in the robbery of a Chinese food delivery man in 1991, which resulted in the fatal shooting of the victim. On March 14, Hancock pleaded guilty to one count of possession with intent to distribute and distribution of cocaine base (\u201ccrack cocaine\u201d) and heroin. Hancock has been detained since his arrest on Sept. 29, 2011. This case was investigated by the Ansonia Police Department, the Shelton Police Department and the Drug Enforcement Administration, with substantial assistance provided by the Derby Police Department, the Connecticut State Police Statewide Narcotics Task Force, and the Bureau of Alcohol, Tobacco, Firearms and Explosives. The case was prosecuted by Assistant United States Attorney Marc H. Silverman.