41.   Kyrgyz forces are now engaged in a cleanup operation in the area, he said.

42.   Kearns expected cleanup operations to be completed by Saturday.

43.   Major transport links slowly reopened Saturday amid a massive cleanup operation after torrential rains caused floods and mudslides in Switzerland and northern Italy.

44.   Maritime authorities on Thursday began cleanup operations in the worst-affected area.

45.   Norquist is keeping a low profile attending to city business, such as overseeing cleanup operations after a record snowfall and introducing a nuisance property ordinance.

46.   Officials said the problem was linked to the sewage leak and a cleanup operation was underway.

47.   Other countries operating on Antarctica, including France and South Africa, have already launched cleanup operations at their bases.

48.   Since then, dozens of policemen involved in the cleanup operation have been killed, said Karachi police officials, who spoke on condition of anonymity fearing retaliation.

49.   The cleanup operation is expected to be completed within a week.

50.   The cleanup operation was helped by calm seas and bright sunshine, which was evaporating the oil.