One attendee of the University of Illinois at Urbana-Champaign graduation ceremony garnered a lot of attention with his cap and gown. Hero is a service dog and a picture of him and his owner receiving their master’s degree went viral over the weekend.
5 lesser-known facts about service dogs . Can a pit bull be a service animal? And what's the story with those vests? This article has a few interesting tidbits about service dogs that you may or may not know.