Now, becky quick. Today, we begin with nasa. The space agency was founded 58 years ago and landed astronauts on the moon a full 47 years ago. Nasas new goal is to get humans on mars in the next 20 years. We are in the middle of a new space race, and thats our cover story this week. In 1961, president kennedy pledged to land astronauts on the moon. By 1969 millions of americans watched it happen from their living room tv sets. Thats one small step for man. One giant leap for mankind. Nasas space success continued through the 1970s and into the 1980s, until disaster. In 1986, the Space Shuttle challenger exploded 73 seconds into the flight and all seven crew members were lost. Then in 2003, the Space Shuttle columbia broke up before landing, and all on board perished. Today we set a new course. Less than a year later, there was a new vision for nasa including human exploration of mars beginning with the space station. Last month astronaut scott kelly returned from a nearly year long miss