Local investigation round-up: hidden camera investigations

CBS affiliates in Los Angeles and Sacramento use hidden cameras to uncover thousands of expired elevator permits and a gift receipt scam at Walmart.

Thousands of Elevators Running With Expired Permits

Los Angeles (KCBS)- With a hidden camera at South Coast Plaza Los Angeles affiliate KCBS found an elevator inspection permit that had expired two years ago in 2009. At County-USC Medical Center they found an elevator permit that had expired more than a year ago. And that was just the tip of the iceberg---KCBS found thousands of elevators with expired inspection permits around the Los Angeles area.

Walmart Scam Uncovered

Sacramento (KOVR)- Walmart tops the list of Fortune 500 companies, bringing in the most revenue. But a hidden camera investigation by Sacramento affiliate KOVR uncovered a practice that may be adding to those profits. They caught Walmart shortchanging customers coast to coast when they return items using gift receipts, a practice that has some customers and consumer advocates outraged.