Now the larger question is: Will a cure for humans be far behind?
Around 3,800 men who have sex with men will be part of Johnson & Johnson's historic vaccine trial.
Can a well-meaning CDC director override a hostile administration and deliver an end of the HIV epidemic within a decade?
Over half of people living with HIV in the world are women, yet they're often at the bottom of the totem pole in research.
While the London Patient is certainly great news, it's is not a cure. But we are closer than ever before.
Don't let the headlines confuse you or Trump convice you that we can cure HIV. That's not how to erradicate the virus.
A man who is known as "the London patient" is the second person ever to be "functionally cured" of the virus, reports state.