we conclude with dave zirin who is sports columnist for the nation magazine.s riding yesterday as soon as this took place, covering both sports and politics. your thoughts? >> first, prayer's for the people in boston, baghdad, in mogadishu who are suffering today. second, i think people have to realize an attack on the boston marathon is really an attack not boston or the nine states, but on the world. we have a tendency in this country to call our national champions world champions. here's this boston that -- marathon the sounds of provincial, but it comprises people from 96 countries. the world record holders for the men and women are both in sub- saharan africa. over 20,000 people compete. you can speak to people around the world where part of this global marathon community and they know heartbreak hill is the fourth hill in newton that is so difficult to go over. they know when you run past wellesley college, for example, the chairs can be so loud you cannot even hear out of your own ears. they know the boston marathon actually mean something. it is very c