Russell Hulstine,

BROKEN ARROW, Oklahoma -- A Broken Arrow church will hold a memorial service for an Oral Roberts University freshman and her boyfriend who were shot to death in a Tulsa city park on September 19, 2011.

Destiny Church at in the 1700 block of South Aspen says the service for 18-year-old Carissa Horton and 21-year-old Ethan Nichols will be at 11 a.m. on Saturday, September 24, 2011.

Tulsa Police say Horton and Nichols were walking through Hicks Park when they were shot and killed on the jogging trail near a children's playground.

Later that same day, police arrested 19-year-old Darren Price and 21-year-old Jerard Davis.