Medical professionals were performing surgery on a cancer patient at the Kamchatka oncology center in Petropavlovsk-Kamchatsky, located on Russia’s far-eastern Kamchatka peninsula, as a quake shook the operating room on July 29.

Footage shows doctors in Russia’s far-eastern Kamchatka Peninsula holding onto a patient as an 8.8-magnitude earthquake struck on Wednesday, July 30. (Credit: Oleg Melnikov via Storyful)

A very powerful magnitude 8.8 earthquake off Russia's Far Eastern Kamchatka coast on Wednesday triggered tsunami warnings as far away as French Polynesia and Chile, and was followed by an eruption of the most active volcano on the peninsula.

Videos show tremors in Russia and tsunami waves in Japan following a powerful earthquake in Russia’s Far East that triggered alerts across the Pacific. A magnitude-8.8 quake struck at a depth of 21 kilometers off Russia’s Kamchatka Peninsula on Wednesday morning local time.