Boston Marathon April 18, 2022 5:24 pm Therapy Dogs Spencer and Penny Support Runners Along Boston Marathon Route The two pups — brother and sister — are certified therapy dogs. US & World Videos 5:23 Read This: ‘The Waltham Murders' 0:56 ATF agent Brian Higgins will return to stand Tuesday in Karen Read murder trial 1:21 NFL players host free football camp in Everett, Mass. 0:39 Warwick officer shoots dog after attack 0:49 Pro-Israel banner flies over Brown University commencement