President Obama has moved this summer 's G-8 summit from Camp David to Camp David . Whatever else happens at the G-8 summit , that thought , and its implications , are what may endure . Greene says the presidential retreat is much more secure and isolated . He says a security cordon envelops presidents wherever they go . Bob Greene : Still , a place like Fort Knox affords much more security .
President Obama has moved this summer 's G-8 summit from Camp David to Camp David . Greene says the presidential retreat is much more secure and isolated . He says a security cordon envelops presidents wherever they go . Bob Greene : Still , a place like Fort Knox affords much more security .