Crew members queue to prepare to clear debris the day after a deadly gas truck explosion ripped through a maternity hospital in Mexico City January 30, 2015. The gas truck explosion ripped through the maternity hospital on the western edge of Mexico City on Thursday, killing one woman and two children and injuring dozens, authorities said, with several babies found alive in the rubble. Some of the injured were evacuated by helicopter, and aerial footage showed firefighters scrambling over the skeletal wreckage of the building. REUTERS/Edgard Garrido (MEXICO - Tags: DISASTER HEALTH)