Rescue workers in Russia have a pulled an 11-month-old baby boy alive from the rubble of an apartment building that collapsed in a gas explosion.<br />The incident in central Russia has been dubbed the "New Year miracle" after the baby survived for 35 hours in freezing temperatures.<br />However, officials said the child was in a dangerous condition with serious frostbite, a head injury and leg fractures<br />The explosion has left at least seven people dead and dozens more are still missing. <br />