Court documents reveal what authorities found in the vehicle of Chickasha triple killing suspect Jacob Mayhugh. Inside the suspect's vehicle, authorities found two A-R-15-style magazines with 54 live rounds of ammunition. Mayhugh was arrested in Oklahoma City's Bricktown Entertainment District just days after authorities found the bodies of Mayhugh's father, mother and sister in their home. James and Patty Mayhugh and their daughter, Shayla, were shot to death. A motive for the killings has not been released. Jacob Mayhugh's preliminary hearing conference is June 26th.