Strong earthquake rattles the Philippines

$A tricycle is seen under a collapsed building in Pampanga Province, the Philippines, April 23, 2019. The death toll from the 6.1-magnitude earthquake that struck the Philippines\' main Luzon Island rose to nine, local officials said on Tuesday. (Xinhua/Rouelle Umali)$

A tricycle is seen under a collapsed building in Pampanga Province, the Philippines, April 23, 2019. The death toll from the 6.1-magnitude earthquake that struck the Philippines' main Luzon Island rose to nine, local officials said on Tuesday. (Xinhua/Rouelle Umali)

$Rescuers carry a survivor out of a collapsed building in Pampanga Province, the Philippines, April 23, 2019. The death toll from the 6.1-magnitude earthquake that struck the Philippines\' main Luzon Island rose to nine, local officials said on Tuesday. (Xinhua/Rouelle Umali)$

Rescuers carry a survivor out of a collapsed building in Pampanga Province, the Philippines, April 23, 2019. The death toll from the 6.1-magnitude earthquake that struck the Philippines' main Luzon Island rose to nine, local officials said on Tuesday. (Xinhua/Rouelle Umali)

$Rescuers search for victims at a collapsed building in Pampanga Province, the Philippines, April 23, 2019. The death toll from the 6.1-magnitude earthquake that struck the Philippines\' main Luzon Island rose to nine, local officials said on Tuesday. (Xinhua/Rouelle Umali)$

Rescuers search for victims at a collapsed building in Pampanga Province, the Philippines, April 23, 2019. The death toll from the 6.1-magnitude earthquake that struck the Philippines' main Luzon Island rose to nine, local officials said on Tuesday. (Xinhua/Rouelle Umali)

$A damaged church is seen after an earthquake in Pampanga Province, the Philippines, April 23, 2019. The death toll from the 6.1-magnitude earthquake that struck the Philippines\' main Luzon Island rose to nine, local officials said on Tuesday. (Xinhua/Rouelle Umali)$

A damaged church is seen after an earthquake in Pampanga Province, the Philippines, April 23, 2019. The death toll from the 6.1-magnitude earthquake that struck the Philippines' main Luzon Island rose to nine, local officials said on Tuesday. (Xinhua/Rouelle Umali)

$Rescuers carry a survivor in Pampanga Province, the Philippines, April 23, 2019. The death toll from the 6.1-magnitude earthquake that struck the Philippines\' main Luzon Island rose to nine, local officials said on Tuesday. (Xinhua/Rouelle Umali)$

Rescuers carry a survivor in Pampanga Province, the Philippines, April 23, 2019. The death toll from the 6.1-magnitude earthquake that struck the Philippines' main Luzon Island rose to nine, local officials said on Tuesday. (Xinhua/Rouelle Umali)

$Locals wait for rescuers to find survivors in Pampanga Province, the Philippines, April 23, 2019. The death toll from the 6.1-magnitude earthquake that struck the Philippines\' main Luzon Island rose to nine, local officials said on Tuesday. (Xinhua/Rouelle Umali)$

Locals wait for rescuers to find survivors in Pampanga Province, the Philippines, April 23, 2019. The death toll from the 6.1-magnitude earthquake that struck the Philippines' main Luzon Island rose to nine, local officials said on Tuesday. (Xinhua/Rouelle Umali)

$A damaged van is seen in Pampanga Province, the Philippines, April 23, 2019. The death toll from the 6.1-magnitude earthquake that struck the Philippines\' main Luzon Island rose to nine, local officials said on Tuesday. (Xinhua/Rouelle Umali)$

A damaged van is seen in Pampanga Province, the Philippines, April 23, 2019. The death toll from the 6.1-magnitude earthquake that struck the Philippines' main Luzon Island rose to nine, local officials said on Tuesday. (Xinhua/Rouelle Umali)