"We have three-quarters of our plants running on three crews, " Mr. Tetreault said.

WSJ: Ford Cranking Up North American Production

Henin's fellow-returning Belgian Kim Clijsters hardly needed to raise a sweat as she beat Canadian qualifier Valerie Tetreault 6-0 6-4.

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After spending years closing plants and battling with its U.S. unions to get cost-savings, Ford is adding back production and is running at nearly full capacity, said Jim Tetreault, Ford's North American manufacturing chief.

WSJ: Ford Cranking Up North American Production