U.S. Bank customers familiar with earning miles on Northwest Airlines by using their WorldPerks Visa cards will have the flexibility to earn points toward free flights on over 150 airlines with no blackout dates or award ticket redemption fees with new U.S. Bank FlexPerks Travel Rewards Visa cards.
U.S. Bank will upgrade current WorldPerks Visa [...]

WorldPerks® Customers Contribute Millions of Miles NWA Cargo Ships Supplies
In the wake of the May 12, 2008 earthquake in China, the outpouring of support by North American WorldPerks® members for relief efforts in that area has prompted Northwest Airlines (NYSE: NWA) to also offer WorldPerks members in Asia the opportunity to contribute miles to [...]