A federal jury in Birmingham awarded nearly $4 million to an Iranian cancer research scientist who said she was stalked, held at gunpoint and attacked while being called a “sand n----” during her nine-year employment at UAB’s medical school.Dr. Fariba Moeinpour, an Iranian national who worked at a UAB lab from February 2011 until she was fired in February 2020, claimed she was harassed on a daily basis at her job “because of her race and nationa…