In Business This Week
-- Fidelity's parent, FMR, and an investor group halved its stake in Chrysler, to 6.59%.
-- Sprint and partners will lay out $4 billion to enter local telephone markets.
-- Coca-Cola will buy Barq's, a national root beer brand. Terms weren't disclosed.
-- Motorola isn't infringing on InterDigital's wireless patents, a federal court ruled.EDITED BY KEITH H. HAMMONDS