ダウ 日経 続落 下げ止らず 8,460.98 ▼ −213.71 (−2.464%) 16S Deorbit Burn and Landing October 23, Thursday 4:45 p.m. - Expedition 17/Spaceflight Participant Farewells and Hatch Closing (hatch closing scheduled at 5:15 p.m.) - JSC (Public and…