Hiding in plain site is the singular person who could do more for the Trump candidacy, for the Republican ticket, for the party as such, and for the country, than any other. His name is Dr. Ben Carson. The obvious question is: Why is everyone missing this? Carson, without question, is a world-renowned surgeon and first-class mind. He is a gentle soul who served loyally as a cabinet secretary in the first Trump term—one of the few persons to do so for the full duration. Less we forget, he was also the dedicated vice chairman of Trump’s transition team. As...