▁Q ala - i - J ang i ▁for tr ess , ▁used ▁as ▁a ▁prison . ▁He ▁took ▁part ▁in ▁the ▁Battle ▁of ▁Q ala - i - J ang i , ▁a ▁violent ▁u pr ising ▁of ▁the ▁Tal ib an ▁prisoners , ▁during ▁which ▁all ▁but ▁ 8 6 ▁of ▁the ▁estimated ▁ 3 0 0 – 5 0 0 ▁prisoners ▁were ▁killed , ▁along ▁with ▁C IA ▁officer ▁Johnny ▁" M ike " ▁Sp ann . ▁Br ought ▁to ▁trial ▁in ▁United ▁States ▁federal ▁court ▁in ▁February ▁ 2 0 0 2 , ▁Lind h ▁accepted ▁a ▁ple a ▁b arg ain ; ▁he ▁ple aded ▁guilty ▁to ▁two ▁charges ▁and ▁was ▁sent enced ▁to ▁ 2 0 ▁years ▁in ▁prison . ▁He ▁was ▁released ▁on ▁super vision ▁on ▁May ▁ 2 3 , ▁ 2 0 1 9 , ▁for ▁a ▁three - year ▁period ▁of ▁super vised ▁release . ▁ ▁A ▁convert ▁to ▁Sun ni ▁Islam ▁in ▁California ▁at ▁age ▁ 1 6 , ▁Lind h ▁tra ve led ▁to ▁Y emen ▁in ▁ 1 9 9 8 ▁to ▁study ▁Arab ic ▁and ▁stayed ▁there ▁for ▁ 1 0 ▁months . ▁He ▁later ▁returned ▁in ▁ 2 0 0 0 , ▁then ▁went ▁to ▁Afghan istan ▁to ▁aid ▁the ▁Tal ib an . ▁He ▁received ▁training ▁at ▁Al - F ar ou q , ▁a ▁training ▁camp ▁associated ▁with ▁al - Q a eda , ▁designated ▁a ▁terror ist ▁organization ▁by ▁the ▁United ▁States ▁and ▁other ▁countries