A convicted sex offender was charged Friday with three counts of aggravated sexual abuse of a child, all first-degree felonies, after he allegedly assaulted his granddaughter.

The Magna man, 55, who was sentenced to one to 15 years in the Utah State Prison in 1985 for sexual abuse of a child, is charged for events between December 1994 and January 1995, court documents say.His granddaughter said she didn't want to visit her grandfather because he kept molesting her. Bail was set at $100,000.