Strong earthquake shook Mexico. One death has been reported in the earthquake so far. A tsunami warning has been issued in the region. According to the US Tsunami Center, sea waves can rise up to 9 feet. Residents have been instructed to evacuate safely. The earthquake occurred on a day when Mexico was celebrating the anniversary of two devastating earthquakes. On September 19, 1985, hundreds of thousands of people lost their lives due to an eight-magnitude earthquake in the country's capital. In 2007, an earthquake of the same magnitude killed 307 people.