NASA proposes cheaper, quicker way to get Mars rocks and soil to Earth - The Associated Press

1. NASA proposes cheaper, quicker way to get Mars rocks and soil to Earth  The Associated Press
2. NASA Will Let Trump Decide How to Bring Mars Rocks to Earth  The New York Times
3. NASA to Explore Two Landing Options for Returning Samples from Mars  NASA
4. NASA collected Mars rocks to haul to Earth. It still doesn’t know how.  The Washington Post