1.   Seismic activity of a lower magnitude has been rocking the region ever since.

2.   The foundation problem also made the building susceptible to the earthquakes that frequently rock the region.

3.   Then he can study the ground for traces of the great earthquakes that rocked the region nearly two centuries ago.

4.   Today, Assisi is struggling to recover from earthquakes that rocked this region.

5.   A powerful earthquake rocked a region of northeastern Iran early Thursday, forcing residents to spend the night outdoors for fear of more tremors.

6.   A powerful quake rocked a region of northeastern Iran early Thursday, forcing residents to spend the night in the open for fear of more tremors.

7.   Aftershocks rocked the region throughout the day Sunday.

8.   Aftershocks continued to rock the region after the first quake.

9.   Aftershocks continued to rock the region through the day.

10.   Another powerful aftershock hit northwestern Greece on Thursday, six days after a strong earthquake rocked the region and left thousands of people homeless.