Jamaica has won zero winter Olympics medals. Same with Brazil, Greece, Iran, Israel, Mexico, the Phillipines, Portugal (I stopped looking around p - check the link above) - all sizeable 'summer' countries with zero winter Olympics medals.
You probably recall the film "Cool Runnings", in which the team did not win; the point was that they were plucky underdogs and did better than expected, but they didn't place.
You probably recall the film "Cool Runnings", in which the team did not win; the point was that they were plucky underdogs and did better than expected, but they didn't place.