The Mountain fire broke out Wednesday morning. By Thursday afternoon, the blaze had burned more than 20,000 acres.

Mountain Fire initially started 8:51 a.m. Nov. 6 in Ventura County. It has burned 20,485 acres after being active for 45 hours. By Friday morning, a crew of 2,420 firefighters effectively contained 7% of the fire. The cause of it is still under investigation.

Officials provided progress updates on the Mountain Fire in a Thursday news conference, highlighting their routes of attack and again emphasizing the importance of avoiding the area if possible. So far,