Evans won't run Boston Marathon after Brussels attacks

Boston Police Commissioner William Evans said the attacks in Belgium have added a sense of urgency to securing next month's Boston Marathon. Subscribe to WCVB on YouTube now for more: http://bit.ly/1e8lAMZ Get more Boston news:http://wcvb.com/ Like us:   / wcvb5   Follow us:   / wcvb   Google+: https://plus.google.com/+wcvb