The magnitude 7.4 earthquake that struck western Colombia has killed 164 people and left 188 missing. The quake, centered around Cali, Colombia's third-largest city, and the coffee-producing region of Risaralda, caused significant damage. Many people are trapped under rubble due to building collapses, and the death toll is expected to rise. The Colombian government has declared a national state of emergency and is focusing all its efforts on rescue operations.