CREATE TABLE table_20943 ("Year" TEXT, "Division" FLOAT, "League" TEXT, "Regular Season" TEXT, "Playoffs" TEXT, "Open Cup" TEXT)

What is the league name for the regular season status of 2nd, mid atlantic?
SELECT "League" FROM table_20943 WHERE "Regular Season" = '2nd, Mid Atlantic'
SELECT "League" FROM "table_20943" WHERE "Regular Season" = '2nd, Mid Atlantic'