Russian air force planes dropped a 25-kg (55-lb) sack of cement on a suburban Moscow home while seeding clouds to prevent rain from spoiling a holiday, Russian media said.

"A pack of cement used in creating ... good weather in the capital region ... failed to pulverize completely at high altitude and fell on the roof of a house, making a hole about 80-100 cm (2.5-3 ft)," police in Naro-Fominsk told agency RIA-Novosti.

Ahead of major public holidays the Russian Air Force often dispatches up to 12 cargo planes carrying loads of silver iodide, liquid nitrogen and cement powder to seed clouds above Moscow and empty the skies of moisture. more....