BALTIMORE (WJZ) — According to WJZ’s media partner, the Baltimore Sun, Dr. Ben Carson is retiring.

“In 106 days, I will be retiring,” Carson said in a speech Saturday morning at the Conservative Political Action Conference.

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A speech that he gave recently went viral. He spoke about the need for a flat income tax–which he compared to tithing–in the speech, which led to many conservatives calling on him to run for office.

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Carson refused to discuss whether he would enter politics after he retires from Hopkins.

Carson was the first surgeon to separate conjoined twins and was the subject of a TV movie. He received the Medal of Freedom in 2008.

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Carson is 61 years old and is the head of Hopkins’ pediatric neurosurgery department.