A tanker truck making a routine gas delivery has exploded at a maternity hospital in Mexico City.<br /><br /> At least two people have been killed with 66 injured, 20 are said to be in a critical condition.<br /><br /> The blast happened as the gas was being transfered to the hospital kitchens and started to leak.<br /><br /> The delivery men screamed “call the firefighters,” as a cloud of gas developed, before exploding with devastating results:<br /><br /> Search and rescue teams are scouring the rubble for survivors.<br /><br /> Hector Mendes is directing operations: “It’s a painstaking task sifting through the rubble. This is a hard job, it takes a lot of time. I’m here with a very experienced team.”<br /><br /> As much as 70 percent of the hospital has been destroyed and patients have been transfered to nearby clinics and medical centres. <br /><br /> The truck driver and his two colleagues are under arrest and are receiving treatment for injuries.
