51.   His presidency collapsed under the weight of the Vietnam war but his momentous domestic achievements profoundly changed life in America.

52.   However, as examples and illustrations proliferate, this dinosaur threatens to collapse under its own weight.

53.   If the Lakers hung Pacific Division championship banners, the Staples Center walls would collapse under the weight.

54.   In February, a joint venture involving hospitals of Sharp Healthcare, a nonprofit company in San Diego, collapsed under pressure from the California attorney general.

55.   In Israel, six people died, including a Palestinian man in Jerusalem whose roof collapsed under the weight of snow.

56.   In subsequent litigation, the Supreme Court ruled that the referendum had been unconstitutional, but the company collapsed under financial pressure.

57.   In the end, the Soviet Union collapsed under the weight of its efforts to keep up militarily.

58.   In the last year, hopes for imminent peace have collapsed under an intensifying exchange of blows between the antagonists.

59.   In the past year, seven Japanese credit cooperatives and one major bank have collapsed under the weight of bad real estate loans.

60.   Industry executives said that no single issue broke the deal with Circus but that it collapsed under the weight of several concerns.