61.   The U.N. Security Council unanimously warned Baghdad against enforcing the ban over the weekend.

62.   The unanswered question is how well the ban will be enforced.

63.   The United States, which with its allies enforces the ban, urged Iraq to reconsider, but said American warplanes would not shoot down civilian helicopters.

64.   The university will contort itself if it tries to enforce a ban on coverage of Ms. Clinton.

65.   When Wyatt Earp took over as marshal, he enforced a ban on the carrying of guns in the respectable part of town.

66.   While county officials were trying to decide how best to enforce their ban on private fireworks, Gov. Lawton Chiles prepared to cancel all public displays as well.

67.   While county officials were trying to decide how best to enforce their ban on private fireworks Wednesday, Gov. Lawton Chiles prepared to cancel all public displays as well.

68.   Whether the agencies have the authority to enforcing a ban on the showers is uncertain.

69.   Outraged hotel and motel owners said enforcing the ban on transferred tags would force them to stop giving them to guests.

70.   Police in the Chinese capital plan to begin enforcing a ban against the widespread use of sirens and flashing lights by unauthorized vehicles cutting through traffic.