Julian Zelizer : a difficult month has been June for President Obama . He says divisions have grown among Republicans on gay rights , health care . Obama says growing concern about deficit could blunt Obama 's plans . He says a new dip in the economy would be blamed on Obama , not Bush .
Julian Zelizer : June has been a difficult month for President Obama . He says divisions have grown among Democrats on gay rights , health care . Zelizer says growing concern about deficit could blunt Obama 's plans . He says a new dip in the economy would be blamed on Obama , not Bush .