21.   Hours earlier, fighter planes had bombed the ice jam on the Pechora River in a futile effort to prevent flooding.

22.   Ice jams that have clogged the Lena River have caused it to overflow resulting in a week of misery for residents of towns spread along the inland artery.

23.   Ice jams that have clogged the powerful Lena River have caused it to overflow resulting in a week of misery for residents of towns spread along the inland artery.

24.   Russian authorities evacuated hundreds of people from flooded towns in Siberia and used explosives to blast river ice jams that have made water levels rise, officials said Wednesday.

25.   The situation improved slightly Monday, with water levels dropping in most regions and ice jams melting slightly.

26.   The week of flooding was blamed on ice jams clogging the Lena River and causing it to overflow.

27.   Villages downstream are still under threat, as emergency workers have not destroyed all the ice jams clogging the river.

28.   Workers north of Fargo returned to work Tuesday trying to break up a mile-long ice jam.

29.   Officials warned that water can build up very quickly behind an ice jam, which when it gives way can create wave-like action and serious problems downstream.