For the first time in its nuclear history, the United States faces two major power adversaries armed with nuclear weapons. China is rapidly expanding its nuclear forces, and in Russia, Putin announced in February that the country would be suspending its participation in New START, the last remaining U.S.-Russia arms control pact. In the latest on Talking Policy, host Lindsay Morgan talks with Brad Roberts, director of the Center for Global Security Research at Lawrence Livermore National Laboratory and former Obama administration deputy assistant secretary of defense for Nuclear and Missile Defense Policy, about what this means for the U.S. and the world. This interview was conducted on May 5, 2023.