Transcript for Newly released 911 call from a student claiming his bus driver was drunk
We're hearing the alarming moment a student called 911 to say that his bus driver was driving drunk. Authorities then locating the driver on the road to make an arrest. This morning, we're learning how one quick-thinking kid may have put the brakes on what could have been a terrible tragedy. Our bus driver, Catherine, she was drunk because she, uh, like she passed three red lights. Reporter: In a newly released 911 call, the concerned student alerting dispatchers to his own school bus driver who he says was driving under the influence. Okay. Why do you think she's intoxicated? She's like wobbling and then her eyes, you can tell she was drunk. Reporter: Fearing for the safety of his fellow classmates, the child describing a frightening ride home. Did she smell of alcohol? Yeah, her breath sort of smelled like alcohol. And you said she ran how many red lights? About three red lights. Reporter: Longview police officers locating and arresting the driver identified as 48-year-old Catherine Maccarone leaving an officer and dispatcher in disbelief. This is going to be a DUI. Is it? Yeah. I was hoping the kid wasn't right. Reporter: The children were off the bus by the time she was arrested. Officers say they smelled an obvious odor of intoxicants coming from Maccarone charging her with DUI and two counts of reckless endangerment. Maccarone remains on administrative leave and police say more charges could be filed. Now, the school district says they immediately started a review of their transportation operations, and they are making changes to how they screen their bus drivers going forward. But this kid, the detail. He said in her eyes he could see that she was drunk. And obviously officers making that arrest and the DUI. Good for him. Yeah, probably saved a lot of people.
This transcript has been automatically generated and may not be 100% accurate.