Vulcan is not yet rated to fly National Security missions (needs at least a second successful launch), yet it already has 60% of these contracts going forward.

Vulcan is not yet rated to fly National Security missions (needs at least a second successful launch), yet it already has 60% of these contracts going forward. Why? Because there is confidence in the company and its ability to deliver based on past performance. It's not rocket science. (Pun not intended :) ...)