seismologists in chile have recorded at least four significant after shocks measuring at least 5.0 in magnitude. there have been numerous quakes in the same area over the past few weeks. a 6.7 quake rattled chile march 16. more than 100,000 people were briefly evacuated from low-lying areas. the strongest earthquake ever recorded also happened in chile in 1960. the 9.5 tremor that killed more than 5,000 people. we're covering this story from every angle. we're joined by chad myers in the weather center and greg stone joins us, as well. shasta, what is the situation at this hour where you are? >> well, don, what we're seeing across chile, across the coast is evacuations. in fact, some of the -- some