Metro Manila holds 2nd shake drill

Residents in Metro Manila and nearby areas again prepared for a massive quake. On Wednesday, authorities simulated what may happen once the West Valley Fault-- which runs from Rizal all the way to Cavite-- moves and triggers a massive quake that may leave tens of thousands of people dead. The entire Metro Manila was divided into four quadrants-- north, east, west and south. Here is a look at the second Metro-wide quake drill.