SAN MATEO, Calif. (KGO) -- A teenager is being treated at a trauma center, after being badly hurt when a boat hit his kayak.
The incident took place in San Mateo in a slough behind homes along Fathom Drive, near Mariners Island Boulevard just before four Sunday afternoon.
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San Mateo Police tell us the person who was operating the boat is cooperating with investigators.
There is no word yet on what caused the accident.