New TB Vaccine Could Save Millions

With TB as the leading infectious cause of death around the world, researchers have found a new vaccine that could save millions.
Clip 1- Shutterstock, Clip 2- Shuterstock, Clip 3- Shutterstock, Clip 4- Shutterstock, Clip 5- Shutterstock, Clip 6- Shutterstock, Clip 7- Shuttertock, Clip 8- Shutterstock.