"This new ballistic missile defense program will best address the threat posed by Iran's ongoing ballistic missile defense program."
VOA: standard.2009.09.17
Interestingly, two of the most vocal of critics of missile defense -- MIT's Professor Theodore Postol and IBM's Richard Garwin -- have been recently sighted recommending that AEGIS ships be adapted for sea-based missile defenses precisely to address this mission.
Even Bush used most of the words he devoted to missile defense in a keynote address in Bucharest to underline that the plan is not intended as a threat to Russia.