As prosecutors head into the final week of their case, the issue of John Edwards’ mindset looms large. During week two of the trial, Cheri Young, wife of former Edwards’ aide Andrew Young, along with former Edwards staffers, described a reckless, feckless Edwards who -- thanks to his extramarital affair with campaign videographer Rielle Hunter -- imperiled his campaign, destroyed his marriage and nearly ruined another, that of the Youngs. Time and again, the testimony brought to mind one phrase: What was he thinking?!