WARREN, Mich. – A vigil for Emilio Valdez was held Sunday night at Warren Mott High School.
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Valdez, whose body was found in Osmun Lake in Pontiac, had graduated from the high school.
Authorities said Valdez's death is being investigated by Oakland County Sheriff's deputies as a homicide.
Deputies were called around 3:39 p.m. Thursday to Stanley Park, where a woman said her son and his cousin had discovered bloody clothing while fishing in Osmun Lake.
Deputies said they discovered what appeared to be a blood trail and drag marks leading from the benches to the dock.
There is no information about a possible suspect.
An autopsy is pending.
Watch Mara MacDonald's report from 11 p.m. Thursday: