The DoD released a “CMMC 101” overview which does a good job of describing the CMMC program at a high level.
If you need to review CMMC with your company executives, this might be the best presentation to use.
Of course, it doesn’t mention some of the juicier bits, like Contractor Risk Managed Assets being expected to do all Level 2 requirements. But if it did, it would probably just reiterate that the security requirements haven’t changed since DFARS 252.204-7012 was released.
Check it out here: