Hilarion Calderon, 57, of San Ysidro, California, was last seen June 26, 2011. He told family he was heading to Tijuana, Mexico, to celebrate Cinco de Mayo, but no contact was made after that day and his whereabouts remain unknown.

Calderon is described as a Hispanic male with black hair, about 5 feet 7 inches tall and weighing around 120 pounds at the time he disappeared. Despite searches by family and law enforcement, the case remains unsolved and there have been no significant public developments.

If anyone saw Hilarion around June 26, 2011, or has information about travel between San Ysidro and Tijuana from that time, please come forward with tips.