09/17/2019
https://congress.gov...
"That threat is primarily driving the 2018 Nuclear Posture Review for our country."
"It remains so today."
"I think that is an important point. Almost all strategic discussions, certainly strategic arms control negotiations revolve around the bilateral threat between the United States and Russia."
"Again, driven primarily by the threat that Russia has posed by both the rhetoric and the reality of their nuclear modernization."