NASA Invites Media to Briefing on Mars Sample Return Independent Review Board Report NASA will host a media teleconference at 11 a.m. EST Tuesday, Nov. 10, to discuss the findings and recommendations of the report by an agency-commissioned independent board about NASA’s plans with ESA (European Space Agency) for a Mars Sample Return mission. http://www.nasa.gov/press-release/nasa-invites-media-to-briefing-on-mars-sample-return-independent-review-board-report