Acclaimed pianist Dror Biran will tackle Rachmaninoff’s “Piano Concerto No. 3,” considered by many to be the world’s most difficult piano concerto, with the Central Ohio Symphony as it closes out its 45th season on Saturday, May 4, at 7:30 p.m. in the Gray Chapel auditorium on the Ohio Wesleyan campus.

The Olentangy Liberty boys volleyball team put the finishing touches on a perfect run through league play, improving to 20-1 overall and 14-0 against league foes with Thursday’s straight-set win over host Hilliard Bradley.