It certainly wasn’t Jonathan Nussman’s plan to graduate from UC San Diego during a pandemic. But that’s exactly what happened. Last year, as the coronavirus pandemic shut down the arts world, the baritone received his Doctor of Musical Arts, a degree he completed after six years of hard work. It wasn’t easy. He juggled school with work — performing as well as teaching music history classes and private voice lessons. Receiving his degree last summer was the finish line he’d long worked hard to cross. Then COVID-19 happened. “I had a full season lined up through next year,” said the 36-year-old Nussman, a South Carolina native who moved to San Diego in 2014 to study contemporary music performance at UCSD. “Most of that has been canceled.”