This photo released by Smith & Nephew shows tennis great Billie Jean King in San Diego, Calif. King is back playing tennis with gusto after double-knee replacement surgery. And at 67, she's ... more 
This photo released by Smith & Nephew shows tennis great Billie Jean King in San Diego, Calif. King is back playing tennis with gusto after double-knee replacement surgery. And at 67, she's encouraging all ages _ especially baby boomers _ to exercise and stay fit. (AP Photo/Smith & Nephew, Tip Dunn) less 
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Associated Press | Photo By Smith & Nephew, Tip Dunn
Mon, Jun 27, 2011 10:16 AM EDT