CREATE TABLE table_6858 ("Date" CLOB, "Rocket" CLOB, "Type" CLOB, "Launch site" CLOB, "Satellite" CLOB)

What was the launch site for a satellite of GPS IIIA-2?
SELECT "Launch site" FROM table_6858 WHERE "Satellite" = 'gps iiia-2'
SELECT "Launch site" FROM "table_6858" WHERE "Satellite" = 'gps iiia-2'