It should never have taken this long. “It just shows, as soon as they get some negative publicity, they can act, and act quickly.” Photographs showed piles of debris stacked up on the driveway ...

By the most obvious measure — Wal-Mart’s sales, which rose 11.6 percent last year to $256 billion — consumers don’t seem repelled by the long-running negative coverage. But Wal-Mart has ...