The Listeso String Quartet will perform outdoors in a mock candlelight concert (flickering candles will be electric for safety) at Hughes Manor on Washington Avenue. The classical concert will include seasonally appropriate pieces by Antonio Vivaldi, Pyotr Ilyich Tchaikovsky, Johann Strauss, Claude Debussy, and Piazzola, followed by five classic Christmas carols. Social Distancing & COVID-19 Precautions Masks are required at all times except when seated. Businesses and organizations in Houston have opened under modified protocols, following guidelines administered by local health…