Authorities laid out a broad security plan Monday for the Boston Marathon โ cameras along the route, checkpoints for spectators, National Guard troops and more than 3,500 police officers โ and told fans to leave their backpacks at home.
Authorities laid out a broad security plan Monday for the Boston Marathon โ cameras along the route, checkpoints for spectators, National Guard troops and more than 3,500 police officers โ and told fans to leave their backpacks at home.