Tulsa County District Attorney Tim Harris on Friday filed charges against both men on three counts of first-degree murder tied to the deaths of 54-year-old Bobby Clark, 49-year-old Dannaer Fields and 31-year-old William Terrell Allen.

CNN: SHARE THIS

About 30 representatives from four law enforcement agencies -- the Tulsa police, Tulsa County Sheriff's Office, the U.S. Marshals Service and the FBI -- had been working around the clock looking for those responsible for the shootings.

CNN: Police probe possible racial motive in Tulsa killings