One Boston Day to honor marathon victims by showing kindness to others Share Updated: 11:51 AM EDT Apr 14, 2021 City of Boston Share Updated: 11:51 AM EDT Apr 14, 2021 One Boston Day marks the Boston Marathon bombings that took place eight years ago.Each year, the day serves as an opportunity to celebrate the resiliency and strength demonstrated in response to the tragedy of April 15, 2013. Martin Richard, 8; Krystle Campbell, 29; and Lu Lingzi, 23, were killed in the bombings at the finish line of the Boston Marathon. More than 200 people were injured. MIT police Officer Sean Collier, 27, was killed days later during the manhunt for the bombers. Boston police Officer Dennis Simmonds died one year after responding to the shootout with the bombers.Memorials mark the two spots along Boylston Street where the bombs went off. Even though we cannot be together to celebrate One Boston Day this year, we encourage everyone to show acts of kindness