"A hospital is the last patch of humanity in the chaos of war zones", yet medical facilities and staff are constantly being attacked while they are saving other people's lives.This is a ruthless truth without borders, and this is Doctors without Borders or MSF. The organization has suffered 3 attacks in Afghanistan, Yemen and Syria in just two months. Despite the deaths and dangers, MSF still works on the frontline of conflict zones where medical help is needed the most.So how does MSF respond to these attacks? And what are the stories behind the scenes?PIK talks with Dr. Joanne Liu, MSF's International President.