U.S. oil futures end lower after 4-session climb

Oil futures fell on Wednesday, with a second straight weekly climb in domestic crude inventories and growing concerns about a slowdown in the global economy prompting U.S. prices to post their first decline in five sessions. September West Texas Intermediate oil lost $1.87, or 3.3%, to settle at $55.23 a barrel on the New York Mercantile Exchange.

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