President Obama has moved this month 's G-8 summit from Chicago to Camp David . Whatever else happens at the G-8 summit , that thought , and its implications , are what may endure . Bob Greene says the presidential retreat is much more secure and isolated . He says a security cordon envelops presidents wherever they go . Greene : " The White House press corps was barred, but reporters were allowed in for interviews with Mr. Obama, Vice President Joe Biden and other top officials at Camp David.
President Obama has moved this month 's G-8 summit from Chicago to Camp David . Bob Greene says the presidential retreat is much more secure and isolated . He says a security cordon envelops presidents wherever they go . Greene : " The White House press corps was barred, but reporters were allowed in for interviews with Mr. Obama, Vice President Joe Biden and other top officials at Camp David.