A twice-yearly injection of this new drug can prevent high-risk populations from catching #HIV. Now the EU has given it a green light. Here’s how #lenacapavir works – and what its manufacturer, Gilead Sciences is doing to broaden access to poorer countries. We also hear from Winnie Byanyima, Executive Director of UNAIDS on how the long-acting medication can help alleviate stigma and discrimination. The World Economic Forum’s Health For All initiative aims to foster a world where everyone can acc

WATCH: Philadelphia will be the first city in the nation to offer addicts a place for supervised drug injection as a way to fight the opioid epidemic. | NBC Nightly News with Tom Llamas