A 60-year-old Acton man has pleaded guilty to sexually assaulting two children he knows, officials said Friday.
Daniel Napier has been charged with five counts of child rape and seven counts of indecent assault and assault on a child, according to a statement from Middlesex District Attorney Marian Ryan and the Chief Justice. font, Rich Burrows.
He was sentenced by Middlesex Superior Court on Wednesday to 15 to 18 years in prison for rape, plus a further three years from probation for indecent assault and assault, the statement said. Upon his release, Napier will be required to register as a sex offender, undergo sex offender treatment and stay away from children and their immediate families, according to the statement.
Complete the story on BostonGlobe.com.