Rescue workers and volunteers search for survivors on a collapsed building the Del Valle neighborhood in Mexico City, Tuesday Sept. 19, 2017. (AP Photo/Miguel Tovar)
Rescue workers search for children trapped inside the collapsed Enrique Rebsamen school in Mexico City, Tuesday, Sept. 19, 2017. (AP Photo/Carlos Cisneros)
An injured man is pulled out of a building that collapsed during an earthquake in the Roma Norte neighborhood of Mexico City, Tuesday, Sept. 19, 2017. (AP Photo/Rebecca Blackwell)
People search for survivors in a collapsed building in the Roma neighborhood of Mexico City, Tuesday, Sept. 19, 2017. (AP Photo/Enric Marti)
A man walks out of the door frame of a building that collapsed after an earthquake, in the Condesa neighborhood of Mexico City, Tuesday, Sept. 19, 2017. (AP Photo/Marco Ugarte)
A cracked road is seen in the aftermath of a powerful earthquake to hit Mexico on Tuesday, Sept. 19, 2017. (Twitter/thonyrockr)
An injured person is put in an ambulance in Mexico City, Tuesday, Sept. 19, 2017. (AP Photo/Rebecca Blackwell)
Patients lie on their hospital beds after being evacuated following an earthquake in Mexico City, Tuesday, Sept. 19, 2017. (AP Photo/Rebecca Blackwell)
Damage is seen in the aftermath of a powerful earthquake to hit Mexico on Tuesday, Sept. 19, 2017. (Twitter/AdiAlsaid)
Rescue workers and volunteers search a building that collapsed after an earthquake in downtown Mexico City, Tuesday, Sept. 19, 2017. (AP Photo/Rebecca Blackwell)
Damage is seen in the aftermath of a powerful earthquake to hit Mexico on Tuesday, Sept. 19, 2017. (Twitter/RuidoEnLaRed)
Damage is seen in the aftermath of a powerful earthquake to hit Mexico on Tuesday, Sept. 19, 2017. (Twitter/bernardofarill)
A cracked road is seen in the aftermath of a powerful earthquake to hit Mexico on Tuesday, Sept. 19, 2017. (Twitter/michglez)
Debris is seen in the aftermath of a powerful earthquake to hit Mexico on Tuesday, Sept. 19, 2017. (Twitter/michglez)
Debris and downed power lines are seen in the aftermath of a powerful earthquake to hit Mexico on Tuesday, Sept. 19, 2017. (Twitter/Azafran_ConMiel)
A man enters a damaged building after an earthquake in Mexico City, Tuesday, Sept. 19, 2017. (AP Photo/Eduardo Verdugo)
Remains of a damaged building stands after an earthquake in Mexico City, Tuesday, Sept. 19, 2017. (AP Photo/Rebecca Blackwell)
People evacuated from office buildings gather in Reforma Avenue after an earthquake in Mexico City, Tuesday Sept. 19, 2017. (AP Photo/Eduardo Verdugo)
A woman is comforted after an earthquake in Mexico City Tuesday Sept. 19, 2017. (AP Photo/Eduardo Verdugo)
Women embrace in the street after an earthquake in Mexico City, Tuesday, Sept. 19, 2017. (AP Photo/Eduardo Verdugo)
Remains of a damaged building stands after an earthquake in Mexico City, Tuesday, Sept. 19, 2017. (AP Photo/Rebecca Blackwell)
A woman speaks on her cell phone as people evacuated from office building gather in Reforma Avenue after an earthquake in Mexico City, Tuesday Sept. 19, 2017. (AP Photo/Rebecca Blackwell)