They cut the power.
3 seconds sound clip from the Aliens (1986) movie soundboard.
You can hear this line at 01:52:59 in the Blu-ray version of the movie.
Quote context
[...]
- This is so nuts. I mean, listen Listen to what you're saying. It's paranoid delusion.
- It's really sad. It's pathetic.
- All right. We waste him. No offense.
- What do you mean, they cut the power? How could they cut the power, man? They're animals.
- I want you two with trackers, checking the corridors! Move!
[...]