WASHINGTON, April 10 (TNSRep) -- NASA Inspector General issued the following audit report (No. IG-22-011) on April 7, 2022, regarding cost estimating and reporting practices for multi-mission programs: * * * Here are excerpts: Results in Brief WHY WE PERFORMED THIS AUDIT NASA has a long history of groundbreaking accomplishments but has struggled to establish credible cost estimates for some major acquisitions; particularly, human space flight missions, which are comprised of multiple progra  more