51.   There no longer were three unbeaten teams.

52.   They can become the first unbeaten team in postseason history.

53.   Top-ranked Massachusetts is the only unbeaten team because Cincinnati and Penn State lost Sunday in conference road games.

54.   Two of those wins are by Orlando, which remains the lone unbeaten team in the league. . . .

55.   Tulane, the fourth remaining unbeaten team, learned how treacherous a season-long campaign can be.

56.   What if an unbeaten team is ranked below a once-beaten team?

57.   Pittsburgh and Quebec are the only remaining unbeaten teams in the top division of North American ice hockey.

58.   ADELAIDE, Australia -- Australia faces the second-string Australia A team Sunday in a World Series match at Adelaide Oval between the two unbeaten teams in the tournament.

59.   After all the furor over the new bowl alliance, college football has a true title game between the only two unbeaten teams in the country.

60.   As the only unbeaten team in the competition, Japan has proved its credentials.