Cassidy and Nyberg in Cupola during HTV-4 approach

ISS036-E-029764 (9 Aug. 2013) --- NASA astronauts Chris Cassidy and Karen Nyberg, both Expedition 36 flight engineers, are pictured near the windows in the International Space Station’s Cupola as the unpiloted Japanese "Kounotori" H2 Transfer Vehicle-4 (HTV-4) approaches the station (visible at center).