His absence at a highly anticipated hearing at the Texas Capitol was another twist in last-ditch efforts to spare Roberson's life over claims that outdated science and faulty evidence led to his 2003 conviction in the death of his 2-year-old daughter.

Phil McGraw of TV fame said Roberson’s jury did not get the full picture, that Roberson was wrongfully convicted and that the case could jeopardize the death penalty.

Death row inmate Robert Roberson is once again the subject of last-minute maneuvering as his scheduled testimony before a bipartisan group of Texas legislators Monday is shrouded in uncertainty just hours before it’s set to begin.