Marie McCormack & Mack Bell were last seen on 7/29/16 in Big Spring, Texas hauling home to Colorado with 2 horses in a 90's stock trailer. Driving Grey Chevy 2500 early 2000 model. Possibly traveling with a man by the name of Billy? This couple often helped people and haul rescues. They had a third person with them, supposedly a neighbor. Family has not heard from them since July 30. PLEASE SHARE AND CALL THE COSTILLA COUNTY SHERIFF #719-589-5809 IF YOU HAVE ANY INFORMATION ABOUT THEM!!!!