>> that's where our kids have gone to school. it's our home. >> reporter: scholes saying her community is devastated. >> we have people who've lost loved ones. it's just devastating in so many ways, you can't wrap your head around it. >> elwyn lopez joins us now from the scene in tennessee. elwyn, search crews still looking for survivors at this hour? >> reporter: linsey, local officials still combing the area going door to door checking houses like this one looking for the missing. linsey. >> elwyn, thank you. now to the race to evacuate in afghanistan. just moments ago president biden telling americans a lot could still go wrong. the u.s. extending the safe zone around the kabul airport and there are now discussions about if american troops will be there beyond the august 31st deadline. in the past 24 hours the u.s. and allies have flown 7,800 people out amid an increasing threat from isis militants. planes taking off using flares and performing corkscrew landings. the defense department is now