they are our heroes. the signs were badly to missed but seemingly ignored. in may, months before the withdraw the taliban went down the offensive, they face little resistance from the afghan army and rapidly advanced across the country. still the u.s. seemed unphased. in july, the united states pulled out of the air base. the biggest base in the country. ing bahraim to pull out. reporter: they left them a base that the americans looks like they alluded themselves. how do you feel about the way the americans left this space? translator: i don t want to talk about it he says. reporter: after the united