Leave your feedback Share Copy URL https://www.pbs.org/newshour/show/boston-police-commissioner-34-this-is-an-ongoing-event-34 Email Facebook Twitter LinkedIn Pinterest Tumblr Share on Facebook Share on Twitter Story In a press conference Monday afternoon, Boston Police Commissioner Ed Davis confirmed a third incident at JFK Library. Davis said that Boston Police were treating the event as related to the marathon. The commissioner also urged the public to avoid congregating in crowds, explaining that "this is an ongoing event."