White House chief of staff Susie Wiles is opening up about the grueling reality of fighting breast cancer while holding one of Washington’s most demanding jobs, revealing that some days simply getting out of bed and going to work took all the strength she had.

In an op-ed published Sunday in USA Today, Wiles described what it was like to undergo chemotherapy while continuing to lead the White House staff for President Donald Trump.

The disease occupied her thoughts from the moment she woke up and sometimes even while she slept, she wrote.

“Fighting cancer is brutal and unrelenting,” Wiles wrote. Questions about treatment, test results and what…

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