"But that earthquake was not the end of it by any means. It is being reported that this large quake was followed by at least 800 aftershocks.
Yes, we normally expect there to be aftershocks after a large quake, but to have that many is very, very unusual...."
http://www.infowars.com/meanwhile-california-fault-lines-and-the-area-around-yellowstone-are-shaking-like-crazy/
-vk-