(Reuters) - The New Orleans Hornets have acquired forward Rashard Lewis and a second round pick in this year's draft from the Washington Wizards for forward Trevor Ariza and centre Emeka Okafor, the National Basketball Association team said on Wednesday. Limited to just 28 games due to a knee injury, Lewis averaged 7.8 points and 3.9 rebounds last season, well below the two-time league All-Star's career averages of 16.1 points and 5.6 rebounds. Over two seasons, Ariza started all 116 games he played for the Hornets, averaging 10.9 points and 5. ...

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