This article below was originally posted last December and now is updated. But the risk of activated U.S.-based Iranian sleeper cells and of lone wolfs has increased since Saturday’s U.S.-Israeli lightening attacks on Iran. Americans definitely shouldn’t live in fear. We need to carry on our daily lives. But reasonably, our police and national security establishment now are on high alert. One of the first lone wolf attacks emerged two days ago in Austin, Texas. Here is a summary of a local news report: Ndiaga Diagne, a Senegal immigrant, open fired upon people in people in a bar in Austin,...