Six experts weigh in on the contagion threat of the European debt crisis and the potential impact on the U.S. economy.

Afghanistan’s presidential election could be a democratic milestone, or may be marred by insurgent violence and fraud. Four experts weigh the election’s importance.

In his address to the nation on Tuesday, U.S. President Barack Obama laid out a strategy he says will turn the tides in the faltering Afghan war effort. Five experts analyze his approach.

President Obama says Pakistan is crucial to the success of the U.S. war effort in Afghanistan. But five Pakistani experts argue the Pakistan part of Obama’s strategy is flawed.

The threat posed by the al-Qaeda-Taliban relationship is a crucial element in U.S. strategic planning in Afghanistan. Four experts explore the changing nature of these sometimes murky ties.