An Afghan police commando keeps guard (L) while UN investigating personnel watch as an ambulance carrying two bodies leave The Bekhtar Guesthouse in Kabul on October 28, 2009, after a two-hour gunbattle with Taliban suicide gunmen killed six expatriate UN staff. The Taliban has claimed responsibility for the attack, saying it is the first step in a campaign against the upcoming second round run-off in the presidential elections. Getty Images logo Getty Images 28 months ago

An Afghan police commando keeps guard (L) while UN investigating personnel watch as an ambulance carrying two bodies leave The Bekhtar Guesthouse in Kabul on October 28, 2009, after a two-hour gunbattle with Taliban suicide gunmen killed six expatriate UN staff. The Taliban has claimed responsibility for the attack, saying it is the first step in a campaign against the upcoming second round run-off in the presidential elections.