GRIP Flights Through Hurricane Karl (IMAGE) NASA/Goddard Space Flight Center Caption Hurricane Karl gave the GRIP team one of the best opportunities to study a tropical storm. On Sept. 16, all three NASA aircraft flew above Karl simultaneously as it approached the coast of Mexico, captured in this screen grab from GRIP's Real-Time Mission Monitor. Credit NASA Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.