Convicted serial killer Shawn Grate pleaded guilty Friday to a pair of additional slayings.
Grate pleaded guilty in Richland County to killing Rebekah Leicy in 2015 and Candace Cunningham in 2016. The judge sentenced him to life in prison. The 42-year-old Grate is already on death row for killing two other women in Ashland County in 2016.