His new book , `` Arsenal of Democracy : The Politics of National Security -- From World War II to the War on Terrorism , '' will be published this fall by Basic Books . Jim Barnes : June has been a difficult month for President Obama . He says divisions have grown among Democrats on gay rights , health care . Zelizer says growing concerns about deficit could blunt Obama 's campaign . He says a new dip in the budget would be blamed on Obama , not Bush .
Jim Barnes : June has been a difficult month for President Obama . He says divisions have grown among Democrats on gay rights , health care . Zelizer says growing concerns about deficit could blunt Obama 's campaign . He says a new dip in the budget would be blamed on Obama , not Bush .