Muriel McKay detectives will start Hertfordshire farm dig in July dailymail.co.uk - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from dailymail.co.uk Daily Mail and Mail on Sunday newspapers.
A fresh search will take place for the remains of Muriel McKay after detectives flew to Trinidad to speak to her killer, the Metropolitan Police has said.
Scotland Yard detectives travelled to the Caribbean Island last week to quiz Nizamodeen Hosein for three days as they stepped up efforts to find her body.
Brothers Nizamodeen and Arthur Hosein were jailed for the murder of Muriel McKay in 1969. They both denied killing the victim and didn't say where she was buried