SAN BERNARDINO (  —  Police in San Bernardino are hoping the public can help them track down a critical missing 32-year-old man.

Luis Francisco Hurtado was last seen just before noon Sunday in the 400 block of W. 20th Street.

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Hurtado’s family says he suffers from a severe brain injury that affects his short-term memory.

His family said he walked away without notifying anyone. While they say that that is not uncommon, they are usually able to quickly locate him in the neighborhood.

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The missing man has a series of distinctive tattoos; a crown above his right eye, and “Corona” in bold letters across the front of his neck.

His family says he is probably unable to return home without assistance.

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If you’ve seen Hurtado, or know of his whereabouts, you’re asked to call the San Bernardino Police Department at (909) 383-5311.