The Dallas County District Attorney is the elected district attorney (DA) of Dallas County, Texas.The office prosecutes violations and offenses of Texas state law.(Federal law violations are prosecuted by the U.S. Attorney for the United States District Court for the Northern District of Texas ). The office is notable for arguing Roe v. Wade and prosecuting Jack Ruby. Also, it has currently partnered with the Innocence Project of Texas to review cases that might have been wrongfully convicted, which has been successful. This partnership has received national attention and was forged by the current DA, Craig Watkins, the first Democratic district attorney in Dallas County since Henry Wade.