The first involves 41-year-old Jose Molina, originally accused of sexual assaulting a girl between 11 and 13-years-old.
During the course of the investigation, detectives identified three other possible victims.
In a separate case out of Tulare County, an 82-year-old man is accused of sexually assaulting a boy for five years.
William Henderson is a registered sex offender and is now in jail and his bail has been set at $1 million.