President Joe Biden is expected to announce Tuesday that Merck & Co. will partner with Johnson & Johnson to help manufacture the company's coronavirus vaccine, administration officials familiar with the matter confirmed to CNN.
Credit:	Anna Moneymaker/Pool/Getty Images

President Joe Biden is expected to announce Tuesday that Merck & Co. will partner with Johnson & Johnson to help manufacture the company's coronavirus vaccine, administration officials familiar with the matter confirmed to CNN.
Credit: Anna Moneymaker/Pool/Getty Images

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Biden to announce that Merck will work with Johnson & Johnson to manufacture coronavirus vaccine

President Joe Biden is expected to announce Tuesday that Merck & Co. will partner with Johnson & Johnson to help manufacture J&J's coronavirus vaccine, administration officials familiar with the matter said, increasing production capacity as the third authorized shot begins going into arms.