Calendar CSM Concert: Ritmo Caché. 8 p.m., April 27. College of Southern Maryland, Prince Frederick Campus, Building B, Multipurpose Room, 115 J.W. Williams Road, Prince Frederick. CSM’s Latin Esnemble, Ritmo Caché, will perform a concert of salsa, Latin jazz and Latin rock hits. Admission is $5 in advance, $7 the day of the concert; $5 seniors/military with ID/youth […]