By Drew Armstrong, CQ Staff
A three-dimensional tabletop map stands before an eight-foot by eight-foot video screen displaying a map of downtown Denver at the United States Secret Service's Denver Multi Agency Communications (Command) Center. The command center will allow 62 federal and local agencies to monitor and record everything related to the Democratic National Convention. (Photo by Chip Somodevilla/Getty Images)
DENVER -- Officials are keeping a lid on the technologies they will use to keep convention-goers safe, but the city has been spending heavily on security equipment and technology ahead of the event.
"You're going to have lots of additional capabilities brought to it, lots of technology deployed throughout Denver," said P.J. Crowley, a senior fellow at the Center for American Progress and a terrorism and security expert.