DENVER (AP) – A 27-year-old man has pleaded not guilty by reason of insanity in the slaying of a 16-year-old girl.

Edward Romero is accused of killing Alicia Martinez last October. Martinez was killed while walking home from a party.

After the killing, Romero offered to help friends and relatives pass out filers asking for help finding the woman.

Alicia Martinez (credit: CBS)

According to the Denver Post, Romero was ordered on Monday to undergo a psychological evaluation at the Denver County Jail in the next 90 days.

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