GATES, N.Y. – Gates police say an undercover prostitution investigation resulted in the arrest of three people Thursday morning.

21-year old Kayleigh Inman of Chili, 26-year old Stephanie Nitsche of Rochester and 19-year old Darius Townsend of Rochester all face charges of criminal possession of a controlled substance. Additionally, Inman faces a prostitution charge.

Police say the investigation began after an ad for an escort service was posted to the website backpage.com.

All three individuals were arrested at the La Quinta Inn on Lyell Avenue. Police say the trio was found to be in possession of 80-decks of heroin, a larger bag of heroin and 6 baggies of cocaine.

Gates police say prostitution and drug use often lead to additional crime. Gates police urge anyone who may need addiction assistance to call 585-247-2262.