Statistic Provider News Today

>> reporter: recasted numbers. >> why are we getting them just now? >> reporter: well, this came out last february competing statistic provider noted some differences in their numbers. and started to question the national association of realtors methodology in computing the existing hole sales. remember, theyre based on an estimate, based on a sampling of data reported by actual realtors. >> so oxley, though, and i saw the story first reported on "nightly news" last night. it is everywhere today...