John Feinstein, a sports writer for the Washington Post and the author of 23 New York Times best-sellers, has died. He was 69. His brother, Robert Feinstein, confirmed the death to the Post but said the cause was not immediately clear.

John Feinstein, the legendary U.S. sports writer, died suddenly this week. He was 69 years old. The Washington Post, which employed Feinstein, confirmed the passing on Thursday. Feinstein, who authored more than 40 books, including the iconic "A Season on the Brink,” passed away at his brother's home in McLean, Virginia.

John Feinstein, one of the country’s foremost sports writers and the author of numerous bestselling books, died unexpectedly Thursday