Friends, neighbors and guardians are painting a complex picture of Albert Wong, a decorated Afghanistan War veteran who authorities say shot and killed three people before killing himself at a Veteran Affairs rest home in the Napa wine country.

The Press Democrat reports Wong had a troubled youth and spent most of his adolescence in a San Francisco Bay Area foster home with six foster brothers.

According to his oldest adopted brother, Wong once pushed one of his brothers down the stairs, breaking his leg. Tyrone Lampkin said Wong’s father died when he was eight.

Despite that, his guardians, Cissy and Matthew Sherr, described him as a “happy young man” and would never suspect he would be capable of killing three people.

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