51.   The going has gotten so rocky that long-time friends increasingly doubt the abilities of his inner circle of advisers.

52.   There are guys renting furniture, women seeking relationships, athletes doubting their abilities.

53.   Those who know him, say they do not doubt his abilities or that he is under great stress.

54.   Wurtzel could combat boredom with new writing projects, if only she can get past doubting her ability to master complex new subjects.

55.   But he said the back injury at times has left him doubting his ability to again be successful on the tour.

56.   Few people doubt her ability to win races.

57.   I doubt our ability to come back to Nevada next year.

58.   I never doubted his ability to lead.

59.   It admitted it had a tough group with Nigeria, Paraguay and Bulgaria, but never for a moment doubted its ability to reach the second round.

60.   No one who knows how Lewis dedicated himself to this season doubted his ability to come back a better player.