MSNBC Live with José Díaz-Balart 09/03/15

Mission to Mars experiment underway in Hawaii

A new NASA-funded mission on the slopes of the Mauna Loa volcano in Hawaii plans to use data collected from the simulated space mission and apply it to a potential future mission to Mars. Jocelyn Dunn, chief scientist on the mission, explains. ... more Duration: {{video.duration.momentjs}}