NASA astronaut Chris Cassidy (left) and European Space Agency astronaut Luca Parmitano, both Expedition 36 flight engineers, perform a Portable Onboard Computers (POC) Dynamic Onboard Ubiquitous Graphics (DOUG) software review in preparation for spacewalks scheduled for July 9 and July 16.
ISS036-E-012131 (25 June 2013) — NASA astronaut Chris Cassidy (left) and European Space Agency astronaut Luca Parmitano, both Expedition 36 flight engineers, perform a Portable Onboard Computers (POC) Dynamic Onboard Ubiquitous Graphics (DOUG) software review in preparation for spacewalks scheduled for July 9 and July 16.