Katie Couric revealed on Instagram that she was diagnosed with breast cancer in June, writing,

Every two minutes, a woman is diagnosed with breast cancer in the United States. On June 21st,

I have become one of them. As we approach #BreastCancerAwarenessMonth,

I wanted to share my personal story with all of you and encourage you to get screened and to understand

that you might belong to a category of women who need more than a mammogram.

The former anchor of "Today" and "CBS Evening News" detailed his findings in an article posted on his website.

Couric, who underwent surgery for breast cancer in July and began radiation treatments on September 7, also noted that her first husband,

Jay Monahan died of colon cancer at the age of 42 while his sister died at 54 of pancreatic cancer.

The fact that he himself had cancer made him feel like a suspended drama.

My mood quickly changed from disbelief to resignation, Couric added. Given my family history of cancer,

why should I be spared? My reaction went from "Why me" to "Why not me

Couric told her two daughters about her diagnosis four days after finding out the news, writing I FaceTimed each of them. I tried to convince myself that Dr. Newman

Their faces froze in disbelief. Then shock. They began to cry. Don't worry, I told Carrie Ellie Elie: "I'll go well, want to do myself well.

They lost a parent. The thought of being lost again is unfathomable.

Please get your annual mammogram,” Couric added later in the essay. “I was six months late this time.

I shudder to think of what might have happened if I had delayed one more time. But just as important, please know if you need more control.