As the United States and Russia argue over missile shields and develop new weapons to overcome them, some wonder if all this tough talk could rekindle old rivalries. Robert Gates, the U.S. secretary of defense says no. Experts discuss the declining relationship between the United States and Russia and the prospect of a new Cold War.
Lilia Shevtsova, Senior Associate, Moscow Carnegie Center; author, Yeltsin's Russia and Putin's Russia
Daryl Kimball, executive director, Arms Control Association