20140823_wesat_new_camouflage_material_is_a_color-change_artist.mp3?orgId=1&topicId=1024&d=178&p=7&story=342652052&t=progseg&e=342652012&seg=7&ft=nprml&f=342652052

Copyright 2016 NPR. To see more, visit http://www.npr.org/.