ARA argued that 3 million or more total-loss units in the U.S. were sold at salvage pool auctions in 2009. Officials suggested that "many" of these were sold via the Web to "unregulated buyers." ...

A biopsy is a sample of tissue taken from the body in order to examine it more closely. A doctor should recommend a biopsy when an initial test suggests an area of tissue in the body isn't normal.