Police issue an urgent appeal for help finding Henry Shields, 23, who has been missing from his home in Lancaster since May 10. According to reports, Shields was last seen on Dale Street on that date. Authorities say he has not been seen for about a week and that anyone with information about his whereabouts should come forward. The appeal is intended to encourage witnesses who may have seen him after he was last sighted or who have relevant information to contact police. The reports do not provide further details about his clothing, a vehicle, or the circumstances surrounding his disappearance. Police urge the public to review whether they have any information that could assist the investigation and to contact the appropriate authorities. The appeal remains ongoing while officers work to locate Shields and establish his current whereabouts.