The last time anyone saw Yonatan Daniel Aguilar in public was in the spring of 2012.
Teachers at his elementary school in Los Angeles were worried about him. One said Yonatan appeared to be hoarding food. Another said he came to school with a black eye. They filed their concerns with county social workers, who in turn alerted police, according to the Los Angeles Times.
After interviewing people close to him, authorities found no cause for alarm. School officials told social workers he lived in a safe household.
Not long after, Yonatan vanished.
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