Watch Lethal Weapon Online: Season 2 Episode 20

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Who was the killer?

That was revealed on Lethal Weapon Season 2 Episode 20 when a mansion break-in turned into a homicide, and the team had to find a way to find out the truth before it was too late. 

Meanwhile, Murtaugh and Trish wondered whether they could trust Riana when she got into trouble with some new friends. 

Also, Riggs opened up about his troubled childhood and found a true family member. 

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

Get caught up with the latest big case for the team. 

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

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Lethal Weapon Season 2 Episode 20 Quotes

I'm just worried my baby girl may be headed down a wrong path.


Molly: He's going to kill you, Martin.
Martin: It was an accident, Molly.