Houston firefighters and their families know what it means to answer the call, no matter where they are.@HoustonFire Captain Andy Roseborrough and his wife, Dr. Jyothi Lagisetty, were visiting the Teotihuacan pyramids in Mexico when gunfire erupted near the Temple of the Moon.After taking cover, they heard someone call for a doctor. They ran toward the victims and found a 6-year-old child with multiple gunshot wounds. As they worked to slow the bleeding, bystanders brought them a woman who had a

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