WATCH: At 105 years old, World War II veteran Staff Sgt. Dominick Critelli brings a packed hockey arena to its feet with his saxophone rendition of the national anthem. Critelli performs "The Star-Spangled Banner" before the New York Islanders' home opener, then tips his cap as the crowd erupts in applause. The decorated veteran spent 151 days in combat during World War II and earned multiple medals for his service. ▻