21.   Some demonstrators sat in a row on Third Avenue halting rush hour traffic for several minutes until they were arrested.

22.   Spencer remembered a woman jumping from her car to halt traffic when she saw his procession approaching an intersection a few months ago.

23.   The flames leaped east across Speonk-Riverhead Road and south across the four-lane Sunrise Highway, halting traffic on both.

24.   The Federal Aviation Administration halted air traffic throughout the United States for the first time in history, at least until noon on Wednesday.

25.   The Republican administrations of Ronald Reagan and George Bush pumped millions into Customs and other agencies in an effort to halt narcotics traffic.

26.   Traffic was halted both ways.

27.   Vehicle traffic had been halted as the load was being lifted, as is required by the city code, witnesses said Monday.

28.   Opposition-backed industrial workers sat on railroad tracks and erected barricades with tree logs in different parts of the country to halt train traffic, railway officials said.

29.   Opposition activists armed with weapons and crude bombs have halted traffic on highways and railway lines and in ports.

30.   Police halted traffic for several thousand pro-democracy protesters who marched peacefully through downtown streets to deliver a manifesto to his office.