TULSA, Okla. – A Joplin, Missouri woman pleaded guilty Thursday in federal court to kidnapping a woman whose body was later found in rural Mayes County, Oklahoma, in 2020, announced U.S. Attorney Clint Johnson. Breanna Lynn Sloan, 23, admitted that from July 4, 2020, to July 5, 2020, she aided and abetted codefendant Tre Robert Allen Ackerson, 28, of Joplin, to kidnap Osage Nation citizen Jolene Walker Campbell and that Walker Campbell died as a result of the kidnapping.