Latest: Mexico suffers powerful new earthquake

Latest: A strong new earthquake has shaken Mexico as the country reels from two more-powerful quakes this month that have killed nearly 400 people.

Update 3.12pm: A strong new earthquake has shaken Mexico as the country reels from two more-powerful quakes this month that have killed nearly 400 people.

The new magnitude 6.1 earthquake was centered about 11 miles (18km) south-southeast of Matias Romero in the state of Oaxaca, the US Geological Survey said.