...Washington. Acting Massachusetts Gov. Jane Swift unveiled security measures that included a new security chief at Logan International Airport, where hijackers boarded the two planes that smashed into the World Trade Center. In 2005, a tour boat capsized...

...to nab the scofflaw. But the grainy footage of Mohamed Atta and his accomplices sailing through security at Logan International Airport that terrible September day is a reminder of what cameras can't do. They may deter crime and be useful in...