Alto saxophonist Vincent Herring nearly canceled the in-studio recording sessions for Preaching to the Choir, his latest release, after contracting COVID-19 and suffering the continued excruciating after-effects of debilitating rheumatoid arthritis. But Herring, who’s chalked up lengthy sideman gigs and recordings with Nat Adderley, Cedar Walton and Louis Hayes, and has more than 20 leader...