I think the difference is there isn't only a *single* route for people to evac t...

rdl on April 15, 2013 | parent | context | favorite | on: Explosions near Boston Marathon finish line

I think the difference is there isn't only a single route for people to evac the mall. It would be insane to have an area where there's several bombings in a large area, with one gateway out, and to then encourage everyone to bunch up at the gateway.