Sunstein's resignation may have been due to the possibility he would hinder Obama's electability in November, as Sunstein could have been the focus of negative ads by [[Mitt Romney]] or the [[Super PAC]]s that support Romney. | Sunstein's resignation may have been due to the possibility he would hinder Obama's electability in November, as Sunstein could have been the focus of negative ads by [[Mitt Romney]] or the [[Super PAC]]s that support Romney. |