Four people were held without bail Friday for violating court sentences. 

Michael Horton, 28, 2924 East Main St., was held for a drug court sanction. John Burton, 23, 3749 Gowall Road, Bobby Dorrell, 33, 112 Willow Creek Drive, and James King, 22, 25 Applewood Drive, were held on warrants for the Mississippi Department of Corrections for probation violation.