The maternal grandmother of a 7-year-old abused girl who died in 2006 testified yesterday the child feared her stepfather. Her stepfather, Cesar Rodriguez, is on trial for Nixzmary Brown's murder; Brown's mother Nixzaliz Santiago will face a separate trial. The defense called Maria Gonzalez to support their claims a depressed Santiago struck the fatal blow. But Gonzalez, who only appeared because she was subpoenaed, said Brown and her siblings were scared of Rodriguez, "They had......