Star bass Morris Robinson will host “A Concert for Equity in the Arts” presented by Sparrow Live on Oct. 25, 2020. Thus far, the artist lineup for the showcase will include Metropolitan Opera bass, Morris Robinson; Minnesota Opera Resident Studio Artist, baritone Allen Michael Jones; Chautauqua Opera young artist, soprano Chasiti Walker; Wolf Trap soprano, Brittany Logan; recent Maryland Lyric {…}