More than 140 die in huge Mexico quake bbc.com

A strong earthquake has struck central Mexico, killing more than 140 people and toppling dozens of buildings in the capital, Mexico City.
President Enrique Peña Nieto said more than 20 children died and 30 are missing after a school collapsed.
The 7.1 magnitude quake also caused major damage in neighbouring states.
The tremor struck while many people took part in an earthquake drill exactly 32 years after a quake killed thousands in Mexico City.
The country is prone to earthquakes and earlier this month an 8.1 magnitude tremor in the south left at least 90 dead