They are answering more calls for help than ever before, many, for people in their darkest hours and 13 Action News got a rare look at how 911 first responders are adapting to handle Clark County's changing needs.
The men and women inside the Fire Alarm Office at Fire Station 1 in downtown Las Vegas answered more than 600,000 calls for help in 2017, and it's a job that can mean life and death in a matter of seconds.
It can be a roller coaster of emotions from one call to the next.
"You just reassure them, and give them the hope that they are looking for," said Christy Canada, Communication Specialist, and Acting Dispatch Supervisor.
The Fire Alarm Office dispatches for Clark County, including rural areas, the City of Las Vegas and North Las Vegas.
From fires to floods and hazmat, the calls for help are constant.