CREATE TABLE table_64221 ("Event" TEXT, "Date" TEXT, "Location" TEXT, "Winning skip" TEXT, "Runner-up skip" TEXT)

What date shows Binia Feltscher-Beeli as the runner-up skip?
SELECT "Date" FROM table_64221 WHERE "Runner-up skip" = 'binia feltscher-beeli'
SELECT "Date" FROM "table_64221" WHERE "Runner-up skip" = 'binia feltscher-beeli'