NASA sets ambitious goals for latest mission to Mars
If all goes according to plan, the United States will land its most advanced rover ever on Mars on Thursday, nearly 300-million miles from where it lifted off last year. It is a daunting task, one that will set up a more ambitious exploration of the Red Planet. Miles O'Brien lays out the nerve-wracking challenges and goals of the mission. PBS NewsHour is supported by - https://www.pbs.org/newshour/about/funders