Two men have now been arrested after the body of a man in his 50s was found in Stevenage on Sunday.
Police were called to an address in Silam Road, Stevenage, at 4.15pm and discovered the body.
They initially confirmed they were treating the death as suspicious.
Two 35-year-old men from Stevenage have been arrested on suspicion of murder and are being held in police custody.
Anyone with information about the incident, or who saw any suspicious activity in the area is asked to contact police on the non-emergency number, 101.
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