PHOTOS: 12 arrested in W. Pa. drug sweep

The Pennsylvania Attorney General's office announced the arrests of 12 people in an investigation targeting low and mid-level drug dealers in the western part of the state.

Attorney General Kathleen Kane said agents made a series of undercover and controlled purchases in and around Altoona.

The suspects are accused of distributing heroin, cocaine and opiod prescription drugs.

The suspects were identified as:

Brittany Cronmiller, 23, of Altoona. She is charged with three counts of delivery of heroin and three counts of possession of heroin.

Hazel Stewart, 27, of Altoona. She is charged with two counts of delivery of heroin and two counts of possession of heroin.

Michael Liebal, 23, of Martinsburg. He is charged with four counts of delivery of heroin/mushrooms, and four counts of possession of heroin/mushrooms.

Joshua Haddock, 38, of Altoona. He is charged with one count of delivery of heroin and one count of possession of heroin.

Jeremy Abram, 22, of Altoona. He is charged with two counts of delivery of heroin and two counts of possession of heroin.

Jonathan Earl Wilder-Rice, 43, of Pittsburgh. He is charged with three counts of delivery of heroin/marijuana and three counts of possession of heroin/marijuana.

Charles Horton, 30, of Altoona. He is charged with three counts of delivery of heroin and three counts of possession of heroin.

Thomas Olson, 51, of Altoona. He is charged with one count of delivery of oxycodone and one count of possession of oxycodone.

Heather Koelle, 40, of Altoona. She is charged with one count of delivery of crack, one count of possession of crack.

Edmund Shuck Lee, 52, of Altoona. He is charged with one count of delivery of cocaine and one count of possession of cocaine.

Lynorris Wilson, 32, of Altoona. He is charged with one count of delivery of cocaine and one count of possession of cocaine.

Ryan Eger, 32, currently incarcerated in the Blair County Prison, is charged with two counts of delivery of a controlled substance.