At least 51 people are dead after their bus plunged off a bridge Monday on the outskirts of Guatemala’s capital, said Hector Flores, who was helping coordinate the municipal government's response.

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At least 51 people are dead after their bus plunged off a bridge on the outskirts of Guatemala’s capital before dawn Monday.

(CNN)-- A double decker bus careened off a major highway ... about 30 miles outside of Guatemala City when it crossed the median into oncoming traffic and then plunged into the ditch, he said.