Puerto Vallarta, Jalisco—A 6.1 magnitude earthquake with its epicenter in Coalcomán, Michoacán, shook western Mexico early Sunday morning. Fortunately, authorities confirmed there was no damage to structures or injuries reported in Puerto Vallarta, a popular tourist destination. As of 1:00 p.m., the National Seismological Service (SSN) had recorded 416 aftershocks from the quake, the largest measuring 4.5 in magnitude. César Zamora Oliveros, head…