The body of a Republican Oklahoma state Senate candidate reported missing earlier this week has been discovered inside a truck parked in a rural area. Barry Christian, a 54-year-old Senate candidate from Sayre, mysteriously vanished Tuesday and was found dead two days later, his campaign said in a statement obtained by KOCO. The Oklahoma State Bureau of Investigation confirmed to the outlet that Christian’s gray Ram truck was discovered near Highway 30 with a body inside.FBI SAYS TRUCKER FOUND DEAD AFTER SUSPECTED HIJACKING; KEY DETAILS REMAIN UNCLEARDue to the truck’s location by a ravine near the Sandy Sanders Wildlife Management Area, the recovery of the vehicle and body was reportedly delayed, initially stalling identification of the remains. Officials are still working to determine Christian’s cause of death. The OSBI did not immediately respond to Fox News Digital’s request for comment. GOT A TIP?Christian was reported missing on Tuesday after he failed to attend a scheduled meeting and was last seen driving the same truck found by officials, according to the Harmon County Sheriff’s Office.FOLLOW US ON XChristian’s campaign site described the District 38 candidate as the "conservative choice" for Senate, vowing to "proudly stand with President Trump" and "fight for the traditional conservative values that make America great" if elected into office. GET BREAKING NEWS BY EMAILIn a statement to the outlet, Christian’s daughter, Brooklyn, expressed her devastation after receiving the news of her father’s death.CLICK HERE FOR MORE US NEWS"Please pray for our family and friends. Our world is upside down right now. We are still not sure of everything that happened, so please act with grace and treat my dad's legacy with dignity," Brooklyn reportedly said. "We are extremely grateful to everyone who assisted in the search efforts, and all of the media outlets that shared his information. I know there will be lots of people devastated by his passing."