Fire crews battled the 51-acre wildfire for nearly a week after stopping the spread of the blaze the day it began.

Firefighters achieved 10% containment of the Dome Fire in Yosemite Valley, which has burned 1,177 acres and led to several trail closures.

One of the terms that authorities use over and over when discussing wildfires is containment. That's because containment is a critical measure of how much progress they're making at stopping the fire ...