Watch Supergirl Online: Season 4 Episode 10

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Did Colonel Haley manage to learn the truth about an alien attack?

On Supergirl Season 4 Episode 10, a distress call from a Navy ship put everyone at odds as they tried to find out who was to blame. 

Haley tried to tell the DEO what to do and Supergirl was not about to take orders from someone she saw as a villain. 

Meanwhile, Brainiac-5 tried to persuade Nia to embrace her superpowers but she had the wrong end of the stick. 

Use the video above to watch Supergirl online right here via TV Fanatic. 

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Paul Dailly is the Associate Editor for TV Fanatic. Follow him on Twitter.

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Supergirl Season 4 Episode 10 Quotes

How do you think we keep this country safe? Every soldier in every war has had to things they considered awful. Now this is reality. Sometimes reality is messy. And it's ugly and uncomfortable. And you end up doing things you thought you'd never do.

Colonel Haley

Just because I don't work at the DEO anymore doesn't mean I'm going to stop being a hero. No matter what you say.