Richard Shelby: “There is a known need to develop a human-rated upper stage engine for the second test flight.”

I remain concerned that the Air Force budget request is insufficient considering the needed modernization across the inventory with a rapidly evolving threat.

Because the administration has refused to fund the construction of a comprehensive barrier along the border, it has been compelled to send the National Guard to deal with the consequences.

I am deeply concerned, however, that the administration's failure to direct the appropriate resources to the crisis at the southern border has resulted in shifting the burden to the Guard.

Russia's launched multiple hypersonic weapons as part of their invasion of the Ukraine and China is continuing to develop its own hypersonic weapons.