MSNBC The Rachel Maddow Show September 22, 2021 08:55:00
Finally today, some substantive news for people who have had the johnson & johnson single shot coronavirus vaccine. today the company reported their first data on the prospect of booster shots for people who have had that single shot vaccine. j&j reported results of its study on a second j&j shot administered two months after the first one. they said that second shot increased protection against mild to severe covid to 94%. that's up from the 74% protection after just one shot. those are good numbers. johnson & johnson has submitted those good new numbers to the fda for potential approval of a...