UPDATE From the Knoxville Police Department:

Missing children Aki-Bakari, Amena and Amirr-Barack have been found and are safe. Thank you as always for helping to spread the word.

ORIGINAL STORY:

An Endangered Child Alert has been issued on behalf of the Knoxville Police Department – TN for 12-year-old Aki-Bakari Warren, 8-year-old Amena Hood, and 5-year-old Amirr Warren.
All three children are believed to be with their non-custodial father, 43-year-old Aki Warren. Efforts to contact Warren have been unsuccessful.
Anyone with information concerning their whereabouts is asked to call the Knoxville Police Department at 865-215-7165 or TBI at 1-800-TBI-FIND.