According to the Union County Sheriff’s Department the suspect wanted in a Dakota Dunes murder was apprehended in Mexico, not far from the border on May 12. Authorities stated Alfredo Castellanos-Rosales was expelled from Mexico and turned over to the U.S. Marshals at Laredo, Texas. He remains in custody in Texas until he is extradited back to South Dakota. If Castellanos-Rosales doesn’t agree…