Edited sentence: David J.Liberal groups charge that Porter is a right wing ideologue and overly partisan Republican who would be too biased to rule justly in politically charged cases.Liberals immediately denounced the nomination and U.Porter (of Pennsylvania):  On April 12, 2018, Trump nominated Pittsburgh attorney Porter to serve on the *United States Court of Appeals for the Third Circuit after months of speculation.Senator Bob Casey of Pennsylvania threatened to blue slip the nomination.United States Court of Appeals for the Third Circuit