In Loving Memory: Toronto doctor, underwater photographer and athlete Lucas Murnaghan dies at 45. Dr. Lucas Murnaghan, who captured striking underwater photos, practised orthopedic surgery at the Hospital for Sick Children and co-owned Canadian surfing shop Surf the Greats, has died. In a Ted Talk

This edition of the World AIDS Museum series: Tapestry: The Faces of AIDS," profiles Dr. Bob Wallace. Dr Wallace is a General Practitioner who has been dealing with the AIDS epidemic since the first cases of Kaposi Sarcoma in St Petersburg, Florida in the early 1980's. In his up close and personal i...