david arosto went to haiti to investigate. here is part one of his special report. >> six years ago security cameras captured this scene from inside haiti's presidential palace. when the dust finally settled more than 150,000 people will have perished from a massive earthquake that hit the western hemisphere's poorest nation. the only bright spot, massive world attention. descending on haiti in the u.s. and across the globe people and governments pledge $13 billion in disaster relief at the urging of first lady michelle obama. >> we can all do something. we can help the american red cross as it delivers the food, water and medicine that can save lives. >> and actor sean penn. >> reach deep and then reach deeper. >> $13 billion, a staggering outpouring double the yearly economic output of haiti before the quake. but half a decade after the devastation a number of scathing reports pose the question, where did all the money go? so year later we traveled back to haiti to try to find out and see if things had improved. at first gla