51.   Sanctions may include the cancellation of U.S. visas for top Colombian officials, including President Ernesto Samper, and the removal of trade benefits for Colombian exporters.

52.   Samper is the fourth Colombian official to acknowledge that his visa is cancelled.

53.   Several other leading Colombian public officials have had their visas canceled, and more cancellations are on the way, he said.

54.   That may take as much as eight months, since that is how long Colombian officials said it would take to rebuild the destroyed police station.

55.   The criticism prompted Colombian officials to rally around Samper and denounce the United States.

56.   The proposal, however, was warmly received by President Andres Pastrana and senior Colombian officials, who have been pleading for more American aid.

57.   The retaliation may be in kind, Colombian officials said.

58.   The six delegates of the Revolutionary Armed Forces of Colombia, or FARC, were met in Madrid by Colombian officials.

59.   The United States has decided to cancel the visas of some high-ranking Colombian officials under investigation by the justice authorities for suspected ties to drug traffickers.

60.   There were reports this week Colombian officials warned against more aggressive limits on exports.