Designated for publication Higginbotham, J. (Higginbotham, Duncan, Engelhardt), criminal, sentencing, Armed Career Criminal Act, habeas corpus, mootness Dismissing as moot appeal from denial of § 2255 petition challenging ACCA-enhanced sentence on prior conviction of being a felon in possession of ammunition, and affirming 15-year sentence enhanced by the ACCA upon revocation of supervised release and … More February 1, 2023, opinions