1.   As a result, this corridor has become so scuffed that sections of granite are slick, adding an extra challenge to an already difficult climb.

2.   Back in May, in announcing he would resign his Senate seat to wage his presidential campaign, Dole spoke of the difficult uphill climb he faced.

3.   Even Republicans acknowledge that they have a difficult climb to retain the governorships in those two states this year.

4.   In particular he could still climb and, with the aid of a specially created prosthetic foot, tackled increasingly difficult climbs.

5.   Just when the Magic seemed capable of overcoming the loss of Horace Grant, the Bulls snatched away a game that created a difficult uphill climb for Orlando.

6.   Their strength and endurance built in the ensuing weeks with increasingly difficult climbs.

7.   Verso, based in London and New York, specializes in progressive and radical books that face a very difficult climb to the top of best-seller lists.

8.   While the main route up Everest is not technically a difficult climb, the extreme height requires a long adjustment.

9.   Yet given that a more traditional composer like Frank Wildhorn currently has three shows on Broadway, Guettel faces a difficult climb in commercial terms.

10.   Pamba is regarded as the base camp for the difficult climb up the mountain to Sabarimala through a dense forest.