roughly 1,200 firefighters are on the front lines battling these flames and dan strin -- dn springer is live. >> it's -- the latest air samples good news. no signs of contamination. we had strong winds yesterday that pushed the fire further away from the area where we are. and into much less populated areas. over 103,000 acres making it the largest ever in new mexico. but containment around the lab held and now the fire chief says there is a 1% chance it will be affects. winds are lighter now giving the firefighters much better conditions. the lab remains as closed and 12,000 residents are still being kept from their home. the big reason now, all the smoke. they might be allowed to return sunday in time for the 4th of