Obama stresses the foundation for future steps toward his presidency . Republican win in Massachusetts could create split among Democrats . Obama also highlights gap between high hopes at his inauguration and reality now . One expert says it 's better for White House to take its chances now , before midterm elections .
Obama stresses building foundation for future steps toward his agenda . Republican win in Massachusetts could create split among Democrats . Obama also faces gap between high hopes at his inauguration and reality now . One expert says it 's better for White House to take its lumps now , before midterm elections .