Watching a team game where on this hand only EW are vulnerable you see this auction perpetrated on the general public. West North East South - - - 3♣ X 3♥ 3♠ P 4♠ 5♣ 5♠ 6♣ X all pass [hv=d=s&v=e&n=s7haqt65dkq96cj94&s=sq2h4d32caqt87653]133|200|Scoring: IMP[/hv] West leads the ♠4 and East wins the A. The ♣2 is returned and South plays the A whereon West deposits the ♣K. Suddenly South keels over out of his chair,dead, and you, as the only kibitzer present, are thrust into the match to finish the hand. How do you continue?