51.   The biographical video of Clinton marked the start of an effort by her campaign to present a fuller, and softer, portrait of the first lady.

52.   The agreement marks the start of a gambit to reach younger drinkers and their parents.

53.   The demonstration marked the start of a nationwide opposition campaign to force the hard-line leader from office.

54.   The disclosure of the report marked the start of the second week of testimony in a highly unusual hearing ordered by the state appellate court.

55.   The dual announcements on Thursday marked the start of what promises to be a bitterly fought, raucous campaign over the future of economic and political reforms.

56.   The end of the Olympics marks the start of the busiest and best time of the sports year.

57.   The demise of the Steppenwolf production marks the start of the post-Tony shake-out.

58.   The leaders were speaking during a previously scheduled press conference to mark the start of the year.

59.   The Home Run Derby also marks the start of ESPN telecasts of baseball games in Spanish.

60.   The move marked the start of a vicious downward spiral.