The three men arrested on suspicion of slavery related offences in the St Brides area of Newport on the 24th of September have been released on police bail pending further enquiries.
Officers are continuing their search at a property at Peterstone where they believe a body maybe buried.
Three others are due before Cwmbran Magistrates later today.
More top news
Hundreds of people dressed as santas and elves have been in Cardiff this afternoon, taking part in 5K run to help raise money for charity.
Former Plaid Cymru leader says Parliament and devolved nations must have a say on Brexit or there should be a new referendum
Swansea City failed to capitalise on last weekend's dramatic win over Crystal Palace, as they fell to a heavy 5-0 defeat away at Tottenham.