a four shock to today's and the probability of another one happening one happen while we were standing here talking, so little smaller but there could be more, there could be more that are bigger, it's just unclear at this point because i so hard to predict. she said this was a strike slip earthquake. we're not moving up were not moving down, but the ground is moving sideways expanding the ground, the california lien her is being expanded by these earthquakes that are strike slick earthquakes in nature. looking at the data they say they can't estimate when any aftershocks will occur, but they just left out of your takeout and analyze some of the data and promised to have an update for us within the next half-hour after they get a chance to look at some of that data and come back and give us more information. >> we should note that they wer saying yesterday that this quak was the strongest quake in southern california in 20 years and now you have yesterday