At least six people have died in Mexico City
Emergency services have now rushed to the site in Mexico City.
It remains unclear how many firefighters, police and ambulances have been dispatched to the scene.
The incident on Monday happened after a structural collapse happened at a car park under construction crushed workers, according to local fire services.
People are still thought to be trapped under the demolished building site in the western part of the city.
Rescue dogs and specialised equipment have been brought in to help to help look for those missing under the rubble, according to Civil Protection chief Fausto Lugo.
Catastrophic Natural Disasters
Mon, October 17, 2016
The world has witnessed numerous disasters over the centuries and although most are man-made due to wars and terrorism, mother nature certainly dishes out her fair share of damage.
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Haiti earthquake: A fire ravages a building in Mexico City in the aftermath of the 8.1-magnitude earthquake that struck
Concrete slabs have been dashed across the site and images and videos from the scene show rescue teams trying desperately to save those trapped.
It remains unclear what caused the collapse.
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