This is CNN Breaking News.

And we begin with the breaking news out of London tonight and the outpouring of concern around the world for the Princess of Wales.

Her stoic announcement that she has cancer addressing some of the health questions she's

been facing for weeks while leaving many others on answer.

CNN Royal Correspondent Max Foster joins us live

to begin our breaking coverage outside Buckingham Palace tonight.

And Max, what is the very latest that you are learning

as we all heard these shocking words from Princess Kate.

It really was a shock. I'd say here in London people are absolutely shocked. Of all the speculation we've heard in recent weeks

cancer was not one of them such a young vibrant picture of health really of a

princess and the news came through this afternoon and it speaks to the timing of why she didn't speak,

it speaks to why she's behaved the way she has in recent times and ultimately it comes

down to the kids.

A devastating announcement from the Princess of Wales.

In January, I underwent major abdominal surgery in London,

and at the time, it was thought that my condition was non-cancerous.

The surgery was successful, however tests after the operation, found cancer had been present.

My medical team therefore advised that I should undergo a course of preventative chemotherapy and I'm now in the early stages of that treatment.

In a recorded message the Royal said she had begun chemotherapy to treat an unspecified cancer.

After weeks of speculation about Catherine's well-being,

this is her first official appearance,

filmed by BBC Studios on Wednesday

...