Twitter, Facebook and Google Battle for Ad Dollars

April 18 (Bloomberg) -- On today's "This Versus That," Bloomberg's Betty Liu explains the competition for advertising revenue by leading internet companies. She speaks on Bloomberg Television's "In The Loop." (Source: Bloomberg)
Can Serena Williams Win Tennis's Grand Slam?
10:43 - Bloomberg's Scott Soshnick reports on Tennis Professional Serena Williams' chances to win the "calender" grand slam. He speaks on "Bloomberg Markets." (Source: Bloomberg)
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