The young brain cancer patient hasn’t seen his mom or dad in person in three days. Six-year-old Dominic Cappello has been hospitalized since Monday at New York-Presbyterian Morgan Stanley Children’s Hospital in New York. He is frightened, and screams and cries at night when he receives a daily injection, his mother, Lynn Cappello, said Thursday in a phone interview with NJ Advance Media. But New York-Presbyterian officials have told his parents to stay away, the Cappello family says. The Verona boy tested positive for COVID-19 on April 28 while undergoing chemotherapy at the hospital. Lynn and…