captioning sponsored by cbs captioned by media access gro at wgbh live from the cbsn bay area studios, this is kpix 5 news. another day with a very dramatic plume of smoke coming off of the caldor fire and we will talk about air quality but also about what that means for that fire. mother nature is fickle and through us a curveball. >> dry and hot conditions threatening to undo days of progress for firefighters and the new strategy for cruise. a rivalry rekindled as the raiders returned to the bay area to face off against the 49ers and why fans have waited a decade for the matchup. good evening. we begin with a live look outside and the sky looking far less hazy than it did earlier this week, with the smoke and heat triggering a spare the air