adidas launches Boost cushioning system in new running shoe...

NEW YORK--At a global launch event Wednesday that featured defending former world and Olympic champ Maurice Greene, two time Olympic 10000m champ Haile Gebreselassie of Ethiopia, and world 100 meter champion Yohan Blake of Jamaica (from left/photo courtesy adidas), adidas unveiled a new running shoe featuring Boost, a new cushioning technology that the company touts will render shoes