sentences:  (ABC aired scenes of the opening ceremony during its "Nightline" program, and promised highlights each night, but the next night, the show announced that they could not air any highlights as NBC still had exclusive broadcast rights in the USA).The Canadian Broadcasting Corporation almost canceled their plans for coverage after Canada took part in the boycott and was represented by nine cards.The television center used 20 television channels, compared to 16 for the Montreal Games, 12 for the Munich Games, and seven for the Mexico City Games.