SafetyThree die in Russian gas pipeline blastAuthorities say blaze at trunkline in Chuvashiya region has stopped burning, with exports to Europe unaffected by explosion and fireBlast site: Smoke and flames can be seen after an explosion on the Urengoy-Pomary-Uzhgorod gas trunkline near the village of Yambakhtino in the Russian region of Chuvashiya.Photo: AP/SCANPIXVladimir Afanasiev