The History Source on Instagram: "On this day in history, October 17, 1989, the Loma Prieta earthquake shook the San Francisco Bay Area with a powerful magnitude of 6.9. The earthquake’s epicenter was just south of the Bay Area in the Santa Cruz Mountains, and struck at 5:04 p.m. as Game 3 of the World Series was about to begin. The quake caused widespread destruction, collapsing sections of the Bay Bridge, along with freeways, and buildings across the Bay Area. In total, 63 people tragically lo