economist yelena shulyateva says supply will soon be even greater, as millions of additional distressed properties come to market. >> if we add shadow inventories to that, it will probably take more than two years to work off those excess inventories. >> reporter: and now the recent foreclosure freeze and document investigation is creating a new headwind for the housing market. both factors are making potential buyers nervous, and could keep them on the sidelines. >> potentially, it could be a very big factor for sales. depending on how you slice the numbers and what region of the country that you're sitting in, foreclosures or distressed sales can account for anywhere from a third to a half of all transactions in the market. so, existing home sales in particular may be strongly affected. >> reporter: to be sure, there are still vast regional differences in the housing market. if you live in florida, nevada, arizona and parts of california, experts say you could be waiting years for a recovery. suzanne pratt, "nightly business report," new york. >> susie: here are the stories in tonight