I found that ^^ on reddit, but also http://www.bbc.co.uk/news/world-us-canada-22159004 http://www.bbc.co.uk/news/world-us-canada-22159004 reported (via a Boston

I found that ^^ on reddit, but also http://www.bbc.co.uk/news/world-us-canada-22159004 http://www.bbc.co.uk/news/world-us-canada-22159004 reported (via a Boston based journalist student) a third explosion at the JFK library. Apparently the third explosion was caused by the police to destroy a suspicious device.