Thieves stealing money off of gift cards are keeping lots of shoppers on edge this holiday season. Authorities say scammers copy the bar code or replace it with a fake one. Then when you pay for the card at the register, the full value of the card goes to the scammer. Across the U.S., gift card-scam victims are sharing stories to protect others this holiday season. Target tells Inside Edition they are doing all they can to prevent these scams and continue to educate their employees on how to spot the tampering of gift cards.