** FOR IMMEDIATE RELEASE–FILE **Downtown Breckenridge, Colo., is seen in this Dec. 12, 2002, file photo with the Breckenridge Ski resort in the background. With competition heating up between ski resorts and airlines serving Colorado, Frontier Airlines and Vail Resorts have announced a partnership to give some fliers unlimited round-trip flights and skiing for one lump sum. (AP Photo/Carl Scofield/FILE) ORG XMIT: NY411 ** Usable by LA and DC Only **