Mark R. Warner: “I write to you as the senior Senator for the Commonwealth of Virginia and its former Governor.”

I voted no because I will not support making it harder for eligible Americans to vote in order to pass an ethics reform that should stand on its own.

The Fort Hood shooting was a horrific act of violence that took 13 innocent lives and devastated military families.

Artificial intelligence is one of the defining national security challenges of our time, and I welcome the administration recognizing that this technology requires serious, sustained attention at the highest levels of government.

But creating a new title is not a substitute for having a coherent strategy.