TRMM Image of Marcia (IMAGE) NASA/Goddard Space Flight Center Caption TRMM data showed a hot tower up to 8.6 miles (14 km) high in the northwest quadrant of the eyewall (the purple pinnacle of the outer, blue volume). Credit Image Credit: NASA/JAXA, Owen Kelley 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.