As Robert Roberson’s execution neared, Gov. Greg Abbott stuck to silence The Texas TribuneTexas’ junk science law is getting another look over Robert Roberson’s case The Associated PressTexas death row inmate to testify before lawmakers who secured reprieve ReutersWhat’s next for Robert Roberson after execution stayed by Texas Supreme Court? ABC NewsRobert Roberson: Texas lawmakers did something unprecedented to save an innocent man’s life. Slate