61.   But Watson will face a serious challenge Sunday, not only from the conditions, but from the talented golfers chasing him.

62.   But whether Forbes can turn this newfound support into a serious challenge to Bush remains to be seen.

63.   Call it the fire wall, the big state where Al Gore and George W. Bush must stop any serious challenge to their presumptive nominations for president.

64.   Can either the SuperSonics or the Jazz give the Chicago Bulls a serious challenge?

65.   By melding resources, MindSpring and EarthLink believe they can mount a serious challenge.

66.   Chicago had eight shots in the period but Potvin never faced any serious challenges.

67.   Canada survived the most serious challenge to its national unity in history.

68.   Despite some low-key grumbling throughout the past two years, no serious challenge to any of the current leadership posts has emerged.

69.   Dick Armey, a symbol of the surly approach that Livingston wants to leave behind, survived a serious challenge to keep his job as House majority leader.

70.   Eazel faces a serious challenge.