An 8.8-magnitude earthquake struck off Russia’s coast early Wednesday, sending tremors throughout the country's Far East, including at a hospital in Kamchatka Krai.The video above shows doctors at the Kamchatka Cancer Center performing surgery just as the earthquake hit. Minister of Health of the Kamchatka Krai Oleg Melnikov said that doctors remained calm and stayed with the patient. Melnikov said that the patient is doing well.Several people were injured in the quake, but no major damage has been reported.The earthquake was the sixth-strongest in recorded history.