Update 12:05 p.m. EDT: The U.S. Geological Survey has downgraded the magnitude to 7.2. No major damage is reported in Acapulco, the city nearest the epicenter.

Update 11:10 a.m. EDT: The Pacific Tsunami Warning Center says no tsunami is expected in Mexico or Hawaii.

Power and the Internet are reported out in parts of Mexico City.

Original story:

MEXICO CITY (Reuters) - A powerful earthquake struck Mexico Friday, shaking buildings in the capital and sending people running out into the street.

The magnitude-7.5 quake was centered in the western state of Guerrero, north of the beach resort of Acapulco, the U.S. Geological Survey said.

There were no immediate reports of major damage.

Mexico Tsunami