21.   He already knows what he will face the first time he guards a humanitarian aid convoy.

22.   It is surrounded by the Bosnian Serbs, and only one aid convoy has reached the enclave in the last six weeks.

23.   On the other hand, unseasonably dry conditions have allowed aid convoys to negotiate mountain passes that are usually snowed in at this time of year.

24.   Officials from the World Health Organization said they have moved emergency supplies to Ghazni, but security problems have hampered regular aid convoys there and around the country.

25.   Once an Austrian health spa, Ilidza was taken over at the beginning of the war by a criminal gang that has preyed on aid convoys.

26.   Russian aid convoys have begun to snake through the city, but food and water are in short supply.

27.   The aid convoys, the single largest act of cooperation, somehow manage to depart on schedule.

28.   The story goes that a challenge came from the commander of an illegal road block holding up a Canadian aid convoy.

29.   The Serbs also allowed an aid convoy to reach Bihac for the first time in nine weeks.

30.   They even refused to allow aid convoys from the U.N. World Food program to reach the city.