A high school teacher in North Carolina is in police custody after being charged with sexually abusing children ... and the alleged events took place two decades ago. Steven Robert Kohls is charged with eight counts of sexual activity by a custodian, three counts of sex offense in a parental role, and two counts of statutory sex offense of a child by an adult ... according to multiple reports. Police say the alleged abuse was first reported May 2 ... but the allegations date as far back as 2005.