![PBS NewsHour - Segments show](https://d3dthqtvwic6y7.cloudfront.net/podcast-covers/000/082/426/small/pbs-newshour-segments.png)
Summary: New vaccines created by Johnson & Johnson and Novavax are showing promising results in reducing illness caused by the coronavirus, though they were less effective than other vaccines and against some virus variants, which are causing growing concerns. White House correspondent Yamiche Alcindor reports. PBS NewsHour is supported by - https://www.pbs.org/newshour/about/funders