Once in office, Obama continued many of Bush's counterterrorism policies and has zealously guarded presidential power.

Wary Malabo residents point out high walled and guarded presidential complexes used by Obiang and his family.

Clinton, part of a three-member U.S. delegation, met Karzai at the heavily guarded presidential palace in Kabul.

Clinton, who is expected to be a White House contender, met Karzai at the heavily guarded presidential palace in Kabul.