US-world health news: A twice-yearly shot could help end AIDS. But will it get to everyone who needs it?

US and global health update: A shot every six months might stop AIDS. But can it reach everyone who requires it?

MEXICO CITY — It’s been called the closest the world has ever…
Notre Dame Cathedral unveils its new interior 5 years after devastating fire in Paris, France

New interior of Notre Dame Cathedral revealed 5 years after destructive fire in Paris, France

PARIS — After more than five years of frenetic, but sometimes interrupted,…