15 million doses of J&J vaccine ruined by ingredient mix-up

Some 15 million doses of Johnson & Johnson's one-shot coronavirus vaccine have been ruined after employees at a Baltimore manufacturing plant swapped two ingredients, the NYT reported. https://www.dailymail.co.uk/health/article-9424827/15-million-doses-J-J-vaccine-ruined-ingredient-mix-up.html?ns_mchannel=rss&ns_campaign=1490&ito=1490