DALLAS -- As March Madness approaches and the journey to the Final Four begins, Army and Air Force Exchange Service shoppers have a chance to win big with the Unilever Sweepstakes.Now through April 7, the Exchange is offering shoppers worldwide the opportunity to enter the Unilever Sweepstakes to win one of six $2,500 Exchange gift cards to use towards the purchase of a big screen TV."This is a great opportunity for families to score that big screen television they've been eyeing," said the Exchange's Chief of Staff Col. Tom Ockenfels. "Now they have the chance to catch all of the excitement of their favorite sports events."To enter, shoppers can simply visit their local Exchange, locate the Unilever Sweepstakes display and fill out an entry form. Entrants must be 18 years or older with a valid driver's license.Six winners of the Unilever Sweepstakes will be notified on or about May 5. No purchase is necessary and there is a limit of one entry per family.-- 30 --The Army & Air Force Exchange Service is a joint non-appropriated fund instrumentality of the Department of Defense and is directed by a Board of Directors which is responsible to the Secretaries of the Army and the Air Force through the Service Chiefs of Staff. The Exchange has the dual mission of providing authorized patrons with quality merchandise and services at competitively low prices and generating non-appropriated fund earnings as a supplemental source of funding for military morale, welfare and recreation programs. To find out more about the Exchange history and mission or to view recent press releases please visit our Web site at http://www.shopmyexchange.com.