LOS ANGELES - Lawyers for a deported Mexican woman who is eight months pregnant are seeking her return to the United States to protect the unborn baby's health. They also say under federal law the fetus is a viable human being and thus may be eligible for citizenship rights. That argument sounds like a long shot to some on both sides of the immigration debate. But in May, a U.S. District Court judge in Kansas City, Mo., approved a stay of deportation for a pregnant Mexican woman after raising, among other concerns, the question of whether her fetus could be...