pbr A truck carrying the bodies of the victims of a massacre in Mexico has seriously injured a woman after crushing her when it crashed into two cars and pushed them down a street.br ppbr The truck, transporting the frozen bodies of migrants to a morgue, crashed and seriously injured the woman as it arrived in the capital city.br ppbr Twenty-year-old Elba Gonzalez was crushed between two cars, which were then dragged down a street.br ppbr Gonzalez is in a serious condition in hospital, suffering from a heavy hemorrhage on one of her legs.br ppbr Last week, Mexican marines found 72 corpses at a remote ranch near the US border, the biggest single discovery of its kind in Mexico's increasingly bloody drug war.br ppbr Sixteen bodies have already been identified as Hondurans, while Mexico is still working with the consular services of Brazil, El Salvador, Ecuador, Guatemala and Honduras to fully identify the rest.br ppbr Mexican authorities are still hunting the perpetrators of the worst massacre in the country's escalating drug war.br ppbr The victims appeared to have been blindfolded and bound before they were lined up against a wall and gunned down.br ppbr More than 28,000 people have been killed in drug violence since President Felipe Calderon launched his war on the cartels when he took office in 2006.