JOHNSTON — Demonstrating her faith in the newly approved one-shot Johnson & Johnson vaccine against COVID-19, Gov. Kim Reynolds was injected with it Wednesday on live television.Reynolds, along with her husband, Kevin, and state Public Health Director Kelly Garcia received inoculations partway through a news conference at the Iowa PBS studios.Reynolds said she waited until now to receive a COVID-19 vaccine to defer to other Iowans in populations more vulnerable to the infection’s most severe effects.