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Warren Buffett, Chairman, CEO and largest shareholder of Berkshire Hathaway takes part in interviews before a fundraising luncheon for the nonprofit Glide Foundation in New York

Warren Buffett, Chairman, CEO and largest shareholder of Berkshire Hathaway takes part in interviews before a fundraising luncheon for the nonprofit Glide Foundation in New York September 8, 2015. REUTERS/Lucas Jackson/File Photo

Warren Buffett battling prostate cancer

Berkshire Hathaway Inc's Warren Buffett disclosed on Apr. 17 that he has stage 1 prostate cancer. Buffett said he will begin a two-month treatment consisting of daily radiation treatments starting in mid-July.