Myanmar, Tajikistan, Papua New Guinea hit by earthquakes / Disrupting the Peace: On a B.C. ranch, fracking earthquakes rattle a way of life / 6.2 earthquake jolts southwestern Mexico, causing no damage or casualties / Earthquake strikes Southern California / The struggle to understand why earthquakes happen in America's heartland / Q&A: What to make of the earthquake that rattled the Northeast / Eye Opener: Earthquake rattles Northeast region / New York, New Jersey experience earthquake aftershocks / The rare NYC earthquake underscores concerns about infrastructure / Earthquake Rattles New York and New Jersey, but Does Little Damage