Frida Ghitis : The Republican duo differs dramatically from Obama and Vice President Joe Biden when it comes to economic policy , but on foreign affairs Presidents face unexpected challenges when it comes to international affairs . Ghitis : It 's hard to find a sharp difference between Romney and Obama in foreign policy . She says Obama and Romney disagree about the future Pentagon budget . Ghitis : The president has said he wants more money for defense, but his critics say that would mean cutting other parts of government spending like education or infrastructure.
Frida Ghitis : Presidents face unexpected challenges when it comes to international affairs . Ghitis : It 's hard to find a sharp difference between Romney and Obama in foreign policy . She says Obama and Romney disagree about the future Pentagon budget . Ghitis : The president has said he wants more money for defense, but his critics say that would mean cutting other parts of government spending like education or infrastructure.