welcome to newsday, reporting live from singapore, i m karishma vaswani. the headlines: making social media a safer space. as the facebook whistle blower prepares to face british mps tomorrow, she meets a campaigner whose child took her own life. i think of the most basic level right now there is no company in the world that has as much power as facebook and is little transparency. colombia captures one of the world s most wanted drug lords. he now faces possible extradition to the us. he s best known for playing gunther in friends actor james michael tylor has died aged 59. and the writings on the cave wall we ll be uncovering the cultural treasures hidden