Dr. Ben Carson speaks during the Freedom Summit, Jan. 24, 2015, in Des Moines, Iowa.
Photo by Mark Peterson/Redux for MSNBC

Ben Carson to launch presidential bid on May 4

Dr. Ben Carson will launch his presidential campaign on May 4 in his hometown of Detroit, NBC News has confirmed.

Carson, a former pediatric neurosurgeon who has never held elected office but has won acclaim from conservatives for his tough criticisms of the Obama administration, formed a presidential exploratory committee in early March.

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The Detroit News first reported the date of the announcement.

A recent NBC News/Wall Street Journal poll found that 41% of GOP primary voters said they could see themselves supporting Carson, while 18% said they could not imagine backing his campaign.

This article originally appeared on NBCNews.com.

Ben Carson

Ben Carson to launch presidential bid on May 4