CREATE TABLE table_2117 ("Institution" TEXT, "Location" TEXT, "Founded" FLOAT, "Type" TEXT, "Enrollment" FLOAT, "Nickname" TEXT, "Joined" FLOAT, "Left" FLOAT, "Current Conference" TEXT)

Which conference has the nickname Chargers?
SELECT "Current Conference" FROM table_2117 WHERE "Nickname" = 'Chargers'
SELECT "Current Conference" FROM "table_2117" WHERE "Nickname" = 'Chargers'