Behind the Chechen Islamic Terrorist Bombing in Boston

Now we know that American, homegrown, Chechen nationals, Tamerlan Tsarnaev and Dzhokhar Tsarnaev were behind the Boston Marathon bombing. Remember, the Chechen Islamic terrorists and their war with Russia?  They were behind the school massacre in Beslan, North Ossetia in September, 2004.   380 persons died, including 186 children. A few years ago I visited Krasnodar where