The US and the UK were the Batman and Robin of the Atlantic Alliance.  Or was it the Holmes and Watson?  The Lucy and Ethel?  Well, whatever we were, we aren't that any more.  It looks like Great Britain may be heading for a crack app and a future as only Meh Britain.  And the US has been in retreat since the fiasco in Iraq.  What comes next?  Rosa Brooks of Georgetown Law, Kori Schake of IISS, Ed Luce of the Financial Times and Joe Cirincione of the Ploughshares Fund discuss, debate and try to put recent shocking developments in perspective.  Don't miss it.