Police in Bedfordshire, Cambridgeshire and Hertfordshire are planning to work together to cut costs.
The three forces are working on plans to share some behind the scenes work such as legal services and training.
It could mean the three control rooms working together too.
The three chief constables have signed up to the agreement, which they say will protect frontline policing.
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Officers investigating the murder of two people in Colchester have carried out a new search of the River Colne based on new information.
A dry evening with light winds, but soon turning cloudy with outbreaks of rain and increasing winds arriving by late evening.
A 16-year-old boy accused of killing two people in Colchester has appeared in court today.