CONCORD, Calif. (KGO) -- Concord Police have made five arrests in the murder of 17-year-old Lawrence Janson.
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"All five males have been booked on suspicion of murder and conspiracy to commit murder," said Concord Police Lt. Nick Gartner.
Police officials say Lawrence Janson was targeted but a motive for the murder remains unclear.
Janson was walking with friends near Olympic continuation high school Monday afternoon, when police say a black sedan pulled up, a group got out and someone fired on the teen, he died a short time later.
RELATED: Teen dies after shooting near High School in Concord
Police said the shooter is an adult but some of the suspects are juveniles.
Police have recovered a handgun and getaway car used in a crime. Authorities say none of the suspects has known ties to street gangs.
"I don't wish them dead, I just want these people locked up for the rest of their lives, it's a tragedy for the whole family," said Janson's aunt, Rhonda Lechuga.
A memorial of flowers, candles, and pictures continues to grow for Janson outside the gates of Olympic continuation high school.
5 arrests made in shooting death of Concord teenager, memorial for him grows
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