One of the issues in this case is that police did not have a warrant at the time they obtained the baby's DNA sample. They were unable to get one because they d

One of the issues in this case is that police did not have a warrant at the time they obtained the baby's DNA sample. They were unable to get one because they did not have probable cause that any individual had committed the crime. And certainly the baby could not have committed the crime, which occurred before it was born. It was only after the state lab gave them the baby's DNA sample that they were able to establish probable cause and get a warrant for the father.