March 20, 2012 2:14 pm Caltech Seismologists: Mexico Quake in Active Subduction Zone Caltech scientists discuss recent activity in the area of southern Mexico where a magnitude-7.6 earthquake was recorded Tuesday. US & World Videos 5:49 Kelly Clarkson hilariously attempts handmade pasta with chef Evan Funke 1:36 O.J. Simpson's cause of death revealed 2:03 Does Shakira still believe in love following Gerard Piqué split? 2:36 Super dad makes Mario-themed obstacle course for son's birthday 1:59 Ellen DeGeneres jokes about being ‘kicked out of show business'
