"Sometimes an officer has to take out his gun, and say, 'hey, if you don't listen to me, I'm going use force,'" Mr Nelson said.
"Mararka qaar askarigu waa qasab ku noqonaysa inuu qorigiisa la soo baxo, oo uu yiraahdo war heedhe haddaadan I dhagaysan awood ayaan adeegsan doonaa," Mr Nelson ayaa yiri.