The National Association of Realtors announced this week that it will restate its estimates of existing home sales for the past four years.  The group said its overstated estimate of existing home sales was caused by reliance on inaccurate data from local multiple listing services, and some sales being counted more than once.

Read the full report at the Wall Street Journal by clicking here.

UPDATE: CNBC weighs in, says numbers may be 20 percent high.  Click here to read the report.
UPDATE: Fox Business News weighs.  Click here to read the report.