sentences:  Two torchbearers carried the flame running slowly behind a truck and surrounded by Olympic security guards.During the torch relay, two torchbearers, Andrew Michael who uses a wheelchair and is the Vice President for Sustainable Development for the Bay Area Council and Director of Partnerships For Change, and an environmental advocate, Majora Carter, managed to display Tibetan flags in protest, resulting in their ejection from the relay.The closing ceremony at Justin Herman Plaza was canceled due to the presence of large numbers of protesters at the site.