Deputies searching for vehicle, suspects involved in Sulphur thefts CPSO and last updated 2021-03-17 12:33:10-04 The Calcasieu Parish Sheriffâs Office is investigating the theft of vehicle and welding equipment in Sulphur. During the investigation, detectives learned that at approximately 12:40 a.m. on March 9, several suspects arrived at a local hotel on S. Cities Service Highway in Sulphur and stole a white GMC utility flatbed truck from the parking lot. Surveillance video from the hotel reportedly showed a blue, four-door pickup truck pulling into the parking lot of the hotel that morning. Two suspects then exited the truck and stole the GMC.