Boston Marathon April 16, 2023 6:18 pm More Than 100 Golden Retrievers Walk to Honor Official Boston Marathon Dog ‘Spencer' Over 100 golden retrievers and their owners were walking a mile Sunday morning in honor of Spencer, the official Boston Marathon dog who died earlier this year. US & World Videos 3:13 What's driving teachers out of the classroom? 2:03 Car crashes into fire station while fleeing police, authorities say 1:15 More law enforcement discipline comes after Karen Read mistrial 2:46 Trooper's family calls for justice as AG names investigator 2:18 Boston City Council addresses USPS mail delays