FILE PHOTO: A worker climbs a cylinder at a gas compressor station at the Yamal-Europe pipeline near Nesvizh, some 130 km (81 miles) southwest of Minsk December 29, 2006. A Belarus delegation headed to Moscow on Friday in a last-minute attempt to settle a gas pricing row with Russia that could threaten supplies to Europe, but Russia’s gas monopoly was not optimistic of a breakthrough. REUTERS/Vasily Fedosenko (BELARUS)