1.   Now Musharraf must navigate a treacherous course, and a misstep could bring calamity.

2.   In the snowboard giant slalom, many contenders fell or slipped off the course, hampered by poor visibility and a treacherous course dusted with fresh snow.

3.   Kosir agreed that it was a treacherous course.

4.   On a treacherous course that took out the favorites, Werner Perathoner of Italy took risks and posted his first World Cup victory of the season Monday.

5.   On a course this treacherous, the line between risk and reward sometimes swells to the width of a chasm.

6.   So Maier has turned to both modern and traditional medicine to help him brave the two most demanding and treacherous courses on the World Cup circuit.

7.   The Streif is considered the most treacherous downhill course in World Cup skiing.

8.   The treacherous course conditions, worsened by the rain, continued to take their toll in the third round.

9.   The treacherous course showed Mika Hakkinen and Jacques Villeneuve why it is part of Formula One lore.

10.   While other would-be contenders skied too cautiously or slipped and fell on the treacherous course, Compagnoni relished the challenge.