John McCain: “What steps would you take to ensure that cost and schedule estimates are fair and independent and provide a sound basis…”

The Department of Energy's defense atomic energy programs are critically important to our national security.

The Senate Armed Services Committee has the opportunity to conduct the kind of oversight that will help the Department correct course.

The president should not have this meeting with Vladimir Putin.

As we turn our focus to great power competition and near-peer threats, we must face up to the true nature of the reality of Chinese power and ambition.