What was Riggs hiding about his deceased wife?
That was revealed on Lethal Weapon Season 2 Episode 12 when he went to visit his father-in-law in prison and the pair got talking about the past.
Did Riggs open up to anyone about the secret?
Meanwhile, Murtaugh tried to impress Captain Avery but it resulted in him getting into a lot of trouble.
Also, Trish and Leo Getz joined forces to try and solve the murder of a mutual friend.
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Paul Dailly is a staff writer for TV Fanatic. Follow him on Twitter.