11.   A lack of money has hurt the alternative crop strategy favored by the Colombian government.

12.   A region of dense, sparsely populated jungle, Darien abuts an area of Colombia that has long been a battleground between the Colombian government and leftist guerrillas.

13.   A senior administration official who asked not to be identified explained that the United States intends to help the Colombian government reassert its authority in the lawless countryside.

14.   A study published by the Government Accounting Office last month revealed that the United States had begun sharing intelligence on guerrilla activities with the Colombian government in March.

15.   A walkout by Colombian government and state-owned industry workers entered its second day today.

16.   According to the Colombian government, army troops recently killed two rebels near the stretch of road that the rebels are barricading.

17.   Administration officials said they would support the conditions on the aid and expected the Colombian government to take additional steps to halt violence from the right.

18.   Along with several other armed rebel groups, it has been fighting the Colombian government for decades.

19.   But even within the Colombian government the issue has generated sharp divisions.

20.   But the Colombian government, citing intercepted radio messages, said the guerrillas themselves carried out the hijacking.