WEST VALLEY CITY, Utah (AP)-A Utah woman has been charged with the stabbing death of her 4-year-old daughter in their home.

The Salt Lake Tribune reported prosecutors charged 29-year-old Nicole Lester with one count of aggravated murder Wednesday.

West Valley City Police say officers responded to a 911 call after Lester went to a neighbor’s house and said she had killed her daughter Dec. 31. Officers found the child’s body in the basement of Lester’s house. A police probable cause statement says the child had been stabbed at least 30 times.

A 6-year-old boy was discovered sleeping and unharmed in a bedroom.