The case asks Massachusetts justices to balance family values, constitutional rights and a confusing new law. Plexiglas shields the courtroom witness stand in the Southern District of New York’s Daniel Moynihan Courthouse — part of a remodel with public health in mind for reopening the courthouse during the coronavirus pandemic. (Courthouse News photo/Adam Klasfeld) BOSTON (CN) — The Massachusetts Supreme Court struggled Friday to figure out when a parent can be called to testify if their child is accused of a crime. Three years ago Massachusetts became the fifth state in the country to adopt a rule that parents don’t have to testify against their minor children. But prosecutors are now trying to turn the law around and use it against juvenile defendants, by saying the law prohibits