THIBODAUX - Authorities booked a sex offender with new charges after they uncovered an inappropriate relationship involving a juvenile.

The Thibodaux Police Department arrested 38-year-old Aljyross Smith on charges of failure to register as a sex offender and molestation of a juvenile.

On Wednesday, the department launched an investigation into an alleged sexual relationship between Smith and a juvenile. Police learned Smith allegedly had multiple sexual encounters with a girl under the age of 17.

Smith later confessed to those crimes, police say.

Smith was booked into Lafourche Parish Correctional Complex where he remains jailed on a $110,000.00 bond.