barbara reeves left to wait, watch and worry. >> it's horrible. it's horrible. i just want it to stop. >> reporter: in the hills behind me, we're told more homes have likely been lost. although there is some good news, calmer winds are expected to prevail through the next day or two, that's certainly a break for firefighters, but there is some stepped up concern, as a matter of fact the national guard has been ordered to this area, the national troops will be out here assisting firefighters throughout the next several days. >> miguel, thanks. >>> we go overseas now starting with libya. nato acknowledged today one of its air strikes over the weekend did in fact accidently hit a residential neighborhood in the capital city of tripoli, killing several civilians on the ground. another nato air strike destroyed a family compound belonging to a gadhafi insider, killing more civilians there including children. all of this, of course, just adding to the ramped up tensions over the libyan operation. nbc's stephanie gosk is in tripoli tonight with the very latest. >> repo

yesterday, we met barbara reeves. >> i just want to know if my house burned down. >> reporter: today, she returned home. >> oh, my god, it looks fine. >> reporter: for at least this desert resident, a happy ending. the monument fire is now 40% contained. later tonight, crews will use fire to fight fire after another round of evacuations backfires will be used to clear vegetation and the hope, brian, is to prevent more scenes like the one behind me. >> miguel almaguer on if fire line in arizona. and mark potter before that from florida, thanks. >>> some of the images you're about to see in our next report may be disturbing and even disgusting and that's exactly the point. the images have been mandated by your government and they will soon be prominently featured on all packages of cigarettes sold in this country. they're the first changes in 25 years to the warning labels that are routinely ignored by those who choose to smoke. smoking-related diseases kill under just half a million americans every year and experts say these are the most preventible kinds of deaths. nbc's tom costello

. >> reporter: especially good for evacuees like barbara reeves. >> i'm clinging to hope that my housey, that my neighbors' houses, the whole neighborhood is okay. >> reporter: the calmer weather was more conducive to aerial assaults on the fire monday. there are other fires in drought-stricken areas like near houston, one of 20 that have flared up in texas where residents are praying for the same as those in arizona. >> rain. >> reporter: some rain. nbc news. >> food allergies affect a lot more kids in the united states than most people realize. a privatery funded study by the food allergy initiative found about 1 in 13 kids in the u.s. has food allergies. that's double the latest government estimate. peanuts and milk were the most common problems. researchers found 40% of kids with food allergies have severe reactions. they hope the findings will erase misconceptions that food allergies aren't dangerous. >> the fda will unveil warning labels which will appear on cigarette packaging and advertising by september 2012, part of a broader initiative to preve prevent. they make it clear sm