'How a tick bite erased two years of my life'

Danica McDougall, 17, reveals how a tick bite left her fighting for her life after she became sick with Lyme disease.  

World War II hero: "How I survived as a POW"

Wal Williams, 95, tells his extraordinary story of survival after his ship was torpedoed in 1944. Out of the 1317 Australian and British prisoners of war on Wal's ship, only 158 survived.