Given last week’s tragic events at the Boston Marathon, the April 19 Dropkick Murphys show at the House of Blues Las Vegas seemed especially cathartic. Just two hours prior to the show beginning, news broke that the second bombing suspect was captured. And after a great opening set from Seattle thrash metal punkers The Insurgence, Dropkick opened with "For Boston," uniting the packed crowd in celebration of the strength of one of America’s greatest cities. ...