Trump’s former aides say he whiffed on vaccination legacy

With more than half of adults in the country having received at least one shot of a Covid vaccine, Trump supporters remain stubbornly resistant to vaccination — and it’s sparking a new round of questions over what role, if any, the former president could play to move those efforts along.

Former President Donald Trump’s unwillingness to pitch his voters on getting the jab has become the source of frustration for former aides, who lament the political benefits that would have come had he done so. It has also worried health...