♪ this morning, the 15 year rivalry between billionaires jeff bezos and elon musk is intensifying after bezos announced he'll be on board when his company blue origin launches first space tourism flight next month. christine romans is joining us on this. all right, there's some computation here. >> a space race. the richest man poured billions of dollars into blue origin, he calls this, quote, the most important work i'm doing. jeff bezos and his brother will be aboard the new shepherd july 20th. an 11-minute flight. if this trip happens bezos will beat richard branson and elon musk to space. blue origin and branson's virgin galactic see a future with sub orbital space tour chl. musk and bezos have bought over everything from putting satellites in orbit, launch pad