U.S. Bancorp Prepaid Card Complaint

U.S. Bancorp Prepaid card department,

General purpose card Unauthorized transactions/trans. issues California

I purchased a - gift card from - for $500.00 - I was unable to use it and I called the number on the back of the card and they said that it was not activated. The gift card representative told me to fax information on the front and back of the card, as well as any receipts. I faxed this information to the gift card company on -. This morning, on -, I logged onto the gift card management website at - and found that all of the funds from the gift card have been used with the following retailer : PURCHASE - - # - - CA - ''. I did not make this purchase - I would like to obtain some kind of refund of the $500.00.