August 13, Thursday 8 a.m. - STS-128 B-Roll Video Feed - JSC 9 a.m. - Program Overview Briefing - JSC 10 a.m. - STS-128 Mission Overview Briefing - JSC 12:30 p.m. - STS-128 Spacewalk Overview Briefing 2 p.m. - STS-128 Crew News Conference …