A sleek futuristic train that travels through a special tunnel and covers the distance between Los Angeles and San Francisco in 30 minutes. This was the dream of Elon Musk, the founder of SpaceX in 2013. And every year he's getting closer to making that dream a reality. Late July was marked by the third annual Hyperloop pod competition in Los Angeles; a competition that has once again set a new speed record. Genia Dulot has the story.