Police in Enid arrested three people in connection to the shooting death of a convenience store clerk on Friday. Twenty-one year-old James Parker, 18-year-old Jose Zamarron, and an unidentified 17-year-old are facing murder charges for allegedly killing 34-year-old Kristopher Osburn at the Maine Street Mini Mart. Authorities say Zamarron admitted to shooting Osburn during a robbery involving all three suspects. Enid police say they are "relieved" to have the suspects in custody.