Porn Problem Forces Twitter to Change Vine Rating

Feb. 6 (Bloomberg) -- Emily Chang reports that Twitter has changed the rating on Vine to 17+ amid concerns it was becoming a porn hotspot. She speaks on Bloomberg Television's "Bloomberg West." (Source: Bloomberg)
Obama Plays Tour Guide With Abe at Lincoln Memorial
16:21 - President Barack Obama and Japanese Prime Minister Shinzo Abe sprung a surprise on tourists in Washington Monday with an unannounced trip to the Lincoln Memorial. Bloomberg’s Peter Cook reports on the President’s meeting Abe. Cook speaks on “Bloomberg Surveillance.” (Source: Bloomberg)
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