JANESVILLE, Wis. -

Two Janesville residents face drug charges after police found cocaine, heroin and prescription medication during a traffic stop and an execution of a search warrant, police said.

A Janesville police officer initiated a traffic stop for a driving offense at the intersection of South Jackson Street and West Delevan Drive around 3:35 p.m. on Saturday, according to a release. Before the stop, the driver, Tonyiel Partee, 22, was seen entering and exiting 359 Wilson Ave. with items she put in the trunk of her vehicle.

K-9 Karo alerted officers of possible drugs, which resulted in a search, and officers found 15 grams of individually packaged baggies of THC and 2.2 grams of cocaine bases, police said.

An additional investigation into the drugs led police to search 359 Wilson Ave. as part of a search warrant, according to the release. During the search, officers found 0.9 grams of cocaine, 0.9 grams of heroin, drug paraphernalia and prescription medications not in prescribed bottles.

Partee was arrested on tentative charges of possession of THC with intent to deliver and possession of cocaine.

As part of the search warrant officers executed on Wilson Avenue, Kenneth D. Jarrett, 59, was arrested on tentative charges of possession of cocaine, possession of heroin, possession of drug paraphernalia, possessing illegally obtained prescriptions and maintaining a drug trafficking place.