U.S. Rep. Tim Murphy announced Wednesday that he will not seek a ninth term in Washington as a marital scandal envelops him, including allegations that the married, pro-life Republican asked his mistress to get an abortion. “After discussions with my family and staff, I have come to the decision that I will not seek re-election to Congress at the end of my current term,” Murphy, 65, of Upper St. Clair, said in a statement. “I plan to spend my remaining months in office continuing my work as the national leader on mental health care reform, as well as issues affecting...