The US authorities have been issuing warnings about traveling to the Winter Olympics in Russia. Now the chairman of the House Homeland Security Committee says that airlines with direct flights serving Russia to be aware of the possibility that explosive materials could be concealed in toothpaste or cosmetic tubes.
All around Sochi and the mountain venues there is evidence of the huge security operation.
The Russians will have some 40,000 uniformed security officials in and around Sochi. It is being reported that there will also be soldiers dressed in white arctic suits in the mountains and woods around the ski venues as well as a command ship on the waters off the coast with an untold number of undercover officers and soldiers on standby.
Rumours abound that there are thousands more on standby deeper into the mountains.
On the slopes skiers are being stopped and checked even after they go through metal detectors at the bottom os some chairlifts and gondolas.