A strong 6.1 magnitude earthquake struck the northern Philippine island of Luzon on Monday. The earthquake was centered about 60 km (37 miles) northwest of the capital city of Manila, which is home to more than 12 million people. It's magnitude was initially rated as strong as 6.3. At least five fatalities have been confirmed so far in Pampanga province, according to Pampanga governor Lilia Pineda. More than 20 other people were injured due to collapsed buildings and walls in the province. Search and rescue operations are ongoing for at least 19 missing individuals, according to the Philippine Red Cross.