California Rehearses for Major Earthquake

ABC World News
By LAUREN SHER and BRIAN ROONEY
http://abcnews.go.com/US/story?id=6246406&page=1
“Called “The Great Shakeout,” the nation’s largest mock earthquake in history took place Thursday at 10 a.m. PST, to prepare for a threat of significant magnitude, the “Big One” that scientists project is long overdue.”