The tragedy of the shooting in Tucson leaves people asking all sorts of questions. "Why did he do it?" "Why didn't someone stop him before he started shooting" "Can such tragedies be prevented" etc. One of the answers that the politicians love to give is that yes it can be prevented (giving comfort to their constituents) and all they have to do is pass a bill to provide more protection. Protection, a word which here means restrictive and ineffective laws, is usually anything but.
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