Lightning flashes during a thunderstorm over Monterrey, Mexico
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A farmer ploughs the land in San Nicolas de los Ranchos, in the state of Puebla, with the Popocatepetl volcano, Mexico’s second-highest peak, 55km southeast of Mexico City, in the background. The National Disaster Prevention Centre raised the alert level to ‘yellow phase three’, as the Popocatepetl continues to spew ash and smoke.
Burning cars are pictured in a highway in Ecatepec near Mexico city, on Tuesday. A gas tanker exploded in a Mexico City suburb on Tuesday, killing at least 18 people and damaging several homes and cars