51.   NCAA rules prevent coaches from speaking to players at these events.

52.   NFL rules prevent an owner from coaching.

53.   No law or court rule prevents Clinton from describing and explaining his actions, say legal scholars and prosecutors.

54.   NHL rules prevent him from ever playing in the league.

55.   On top of that, city rules prevent carriage riders from lowering prices to attract customers or raising prices to increase revenues.

56.   One important rule prevents a network from buying another network.

57.   Prison rules would have prevented her from entering unless she donned a more modest blouse.

58.   Rangers, Devils and Islanders games broadcast by ESPN are seen outside New York, but blackout rules have prevented it from showing their games locally.

59.   Registry rules prevent patients and donors from knowing anything about each other until one year after the transplant takes place.

60.   Rules prevent him from chairing both committees.