How Celtics grew into NBA's most resilient team, going from 'lowest moment' in January to Finals in June | CBS Sports Headlines How Celtics grew into NBA's most resilient team, going from 'lowest moment' in January to Finals in June The Celtics are 6-0 following a loss in the playoffs, … Continue reading How Celtics grew into NBA's most resilient team, going from 'lowest moment' in January to Finals in June