DOHA: A massive explosion and fire struck Qatar’s Ras Laffan Industrial City on Sunday night, injuring at least 54 people and leaving 18 others missing, according to official statements. The state-run energy giant, QatarEnergy, confirmed that the incident occurred during start-up operations at the Barzan gas supply facility, located north of the capital, Doha. Emergency services and civil defence teams were quickly sent to the scene to bring the fire under control, while a huge cloud of smoke and flames lit up the night sky.