October 17, 2013 5:40 pm Preparing for the Next Big Earthquake On Thursday, 9.4 million people around the world took part in an earthquake drill. NBC 7’s Sherene Tagharobi has one expert’s predictions on the next big earthquake in Southern California. US & World Videos 2:45 La Jolla Concours d'Elegance classic race cars 1:39 Troops Endure Hyper-Realistic Training 2:07 New study links consuming red meat with dementia 2:05 Police find, return dozens of abandoned Amazon packages 0:28 A Vermont state trooper plunges into icy pond to rescue 8-year-old girl