CNN New Day April 21, 2014 10:12:00
Hopkins, massachusetts. >> reporter: the population triples here with 36,000 runners showing up. where it is begin says metaphor today. it's a new beginning for this race and this area as people reclaim the boston marathon as a celebration, turn the frag the terror that was one year ago where three people were killed at the finish line. this race, as we said, some 36,000 people will be running. 1 million people will be watching. and as for security, they are ready. >> reporter: the security here unprecedented. >> we're going to have plenty of assets. and if need be, they'll be rolling in very ...