The news broke Monday in a Washington Post article Author: Jade Cunningham / WWL Eyewitness News Published: 6:01 PM CDT July 12, 2021 Updated: 6:01 PM CDT July 12, 2021 NEW ORLEANS — A possible warning Monday for the Johnson & Johnson vaccine. According to The Washington Post, the single-dose shot may be linked to a rare side effect affecting some patients' nerves. You may have heard by now about reports the Food and Drug Administration is considering putting a warning on the J&J Coronavirus vaccine. It's because of a possible link between the vaccine and Guillain-Barre Syndrome. The Washington Post broke the news earlier Monday, saying about 100 cases have been diagnosed in people who recently received the single-dose vaccine.