Route 500 News Today

Inside whats known as the bunker, the underground high-tech control room where kurt schwartz, director of the states emergency management agency, showed us around. more than 100 newly installed cameras along the 26.2-mile route will be monitored, twice as many as last year. >> we have expanded across the board. >> reporter: last year, surveillance cameras helped to pinpoint the alleged bombers but only days after the attack. the challenge this year is to stop any possible attack before it happen...