Pawn store owner gets probation for killing robber

It lasted about a minute but life of this pawnbroker was changed forever. Since then, he has sold his pawn shop because of the fear he felt that day and he will remain a convicted felon for the rest of his life. Was it worth it? http://www.reviewjournal.com/news/las-vegas/pawn-store-owner-gets-probation-killing-robber