PULASKI COUNTY, Ky. (WKYT) -- We've learned a the fourth and last suspect has been arrested in connection to a child being burned by a meth-making chemical.
The Pulaski County sheriff's office says Krystal Hampton was arrested Wednesday afternoon. She's been charged with child endangerment involving a controlled substance.
Investigators say a one year-old child was injured by drain cleaner at a neighbor's house.
Police arrested the child's parents Brittany Helton and Curtis Anderson Tuesday.
Officials tell us Brian Herrin was arrested Thursday, and has been booked in the Pulaski County jail.