Police are searching for a 29-year-old man with post-traumatic stress disorder who was last seen in Lawrence wearing a blue Yankees hat -- adorned with a Yankee logo written in Hebrew.

Nassau County police said Yosef Gerson is 5-foot-11, about 130 pounds, with brown hair and brown eyes. He is considered a "vulnerable adult" and is believed to be endangered.

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He was last seen Monday in Lawrence. Police said he may have traveled to Queens.

In addition to the baseball hat, Gerson was wearing a gray sweatshirt and dark pants.

Anyone with information is asked to call the Missing Persons Clearinghouse at 800-346-3543.