51.   A strike at that plant ended in May.

52.   A strike at UPS would paralyze the surface delivery industry in the U.S.

53.   A three-week strike in Canada and a nearly weeklong strike at two Midwestern truck factories in October did slow production.

54.   A strike at a mistaken target or an errant missile will not be much of a deterrent.

55.   A strike at a port in Brazil also boosted prices.

56.   A strike at either plant could force GM to halt car and truck production within a few days, analysts said.

57.   A strike at either plant could force the automaker to halt car and truck production within a few days, analysts said.

58.   A strike at one of the factories, a metal fabricating plant in Grand Blanc, Mich., would halt production of most Cadillacs.

59.   A strike at UPS, a closely held company that dominates that surface package delivery business, would paralyze portions of the freight industry.

60.   A two-day strike at the southern Brazilian port of Santos began Wednesday, and the dock workers union called for a national work stoppage Friday.