Dyfed-Powys Police is investigating the circumstances surrounding the sudden death of a 22-year-old man in Llanelli in the early hours of Saturday (25 March).
Emergency services were called to a flat on Robinson Street, Llanelli, over the concerns for the welfare of a man.
Liam Rees Morgan-Whittle was rushed to hospital but was later pronounced dead.
His family has issued a tribute to the loving son.
âAs a family we are devastated by the loss of Liam,â the statement reads.
âHe was a wonderful young man who will be sadly missed by all that knew him.
âWe would ask for privacy at this sad time.â
Dyfed-Powys Police is treating his death as suspicious and has arrested a 38-year-old man in connection with the incident.
He has since been bailed pending further enquiries.
Officers will be patrolling the area today conducting house to house enquiries.
Mr Morgan-Whittleâs family is being supported by specialist officers.
Help keep news FREE for our readers
Supporting your local community newspaper/online news outlet is crucial now more than ever. If you believe in independent journalism, then consider making a valuable contribution by making a one-time or monthly donation. We operate in rural areas where providing unbiased news can be challenging. Read More About Supporting The West Wales Chronicle