LIVERMORE (CBS SF) – Investigators in Livermore are hoping information about four people caught on surveillance photos will help solve a suspicious death that happened last May.

(Livermore Police Department)

Police found the body of 24-year-old James Vincent Naples of Livermore, during a welfare check at the Sens Hotel, in Livermore on May 24.

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Due to the age and circumstances, Naples’ death was suspicious, according to the Livermore Police Department.

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The department’s Criminal Investigation Bureau is asking for the public’s help to identify the photos of four females. Detectives would like to speak with each of these individuals.

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Anyone with information about case, or the individuals in the photos should contact the Livermore Police Department Tip-Line at (925) 371-4790.