Washington (CNN)A member of Vice President Mike Pence's staff has tested positive for the coronavirus, two sources familiar tell CNN.

       Pence's Friday morning flight to Iowa was delayed on the tarmac of Joint Base Andrews for about an hour, and some people deplaned, according to White House pool reports.

       The person who tested positive was not on the trip, but there was concern about other people on the plane having been in contact with the positive individual, a source familiar told CNN.

       Bloomberg News first reported the coronavirus case earlier Friday.

       One of Trump's personal valets has tested positive for coronavirus

       The vice president is currently en route to Des Moines, Iowa, where he will participate in a discussion with faith leaders on responsible religious and spiritual gatherings followed by a roundtable on securing the food supply.

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       The vice president's office has declined to comment.

       The new case of coronavirus among the vice president's staff comes a day after one of President Donald Trump's personal valets tested positive for the virus earlier this week.

       Valets assist the President and first family with a variety of personal tasks. They are responsible for the President's food and beverage not only in the West Wing but they also travel with him when he's on the road or out of the country.

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