CREATE TABLE table_70278 ("Start Date/Time" TEXT, "Duration" TEXT, "End Time" TEXT, "Spacecraft" TEXT, "Crew" TEXT)

What is the crew with the end time of 21:11?
SELECT "Crew" FROM table_70278 WHERE "End Time" = '21:11'
SELECT "Crew" FROM "table_70278" WHERE "End Time" = '21:11'