Singer Farhad Darya is performing for free to encourage his countrymen to vote in the upcoming presidential election. David Gilkey/NPR hide caption

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Afghans gather at a rally for President Karzai. David Gilkey/NPR hide caption

itoggle caption David Gilkey/NPR

Abdul Salam Rocketi was once a commander with the mujahedeen freedom fighters, who distinguished himself with his uncanny ability for firing rocket-propelled grenades. David Gilkey/NPR hide caption

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Ashraf Ghani, pictured in his Kabul home, is among the leading challengers to incumbent President Hamid Karzai. David Gilkey/NPR hide caption

itoggle caption David Gilkey/NPR