Our reporter Claire McGlasson has the latest.
Police in Lincolnshire have confirmed a shotgun was fired in an incident in which one man and two women were killed.
Officers were called just after 9am to the Castle Swimming Pool off Pinchbeck Road in Spalding.
Speaking at a press conference this afternoon, detectives confirmed no-one else is being sought in connection with the incident.
Lincolnshire Police also said there was no indication that the event was related to terrorism and confirmed no shots were fired by police attending the scene.
Clearly, a situation such as this for a small community like Spalding is hard to comprehend. We are working alongside colleagues from the East Midlands Major Crime Team in order to provide answers around what has happened today.
A Polish man has been formally identified as one of three people killed in a house fire in Lincolnshire at the beginning of May.
Marian Mariusz Laczynski, 38, was caught up in the blaze at Spalding along with two other men.
The two other victims have not yet been formally identified. Police say the fire is not being treated as suspicious.
Police have formally identified the two bodies that were found at a house in Spalding in Lincolnshire as Elizabeth Edwards and Katie Edwards.
Post mortem examinations have also been completed but officers say they are unable to provide further details about the cause of death.
Two 14-year-olds have been charged with murder and were remanded in secure youth accommodation following a hearing at Lincoln Crown Court yesterday.
I am taking this opportunity to remind everyone that the two youths charged cannot be named due to their age. The reporting restrictions imposed by the judge apply to everyone, including members of the public, and people must not post information on social media which could lead to identification or they risk being in contempt of court, which is a very serious offence.
Two 14-year-olds accused of murdering a mother and daughter in Lincolnshire were remanded in secure youth accommodation following a hearing at Lincoln Crown Court.
The girl and boy are accused of the murders of school dinner lady Elizabeth Edwards, 49, and her daughter Katie, 13.
Their bodies were found at a property in property in Dawson Avenue in Spalding on Friday.
The teenagers were surrounded by security guards as they sat in the dock at Lincoln Crown Court. Neither showed any emotion.
The pair spoke only to confirm their identities during the five minute hearing.
Judge Michael Heath ordered the youths to appear back in court on 27 June for a plea and trial preparation hearing.
A trial date was provisionally arranged to start on 17 October.
Two 14 year olds have appeared in court charged with the murder of mother and daughter from Lincolnshire.
The bodies of 49-year-old Elizabeth Edwards and her 13-year-old daughter Katie, were found at a property in Dawson Avenue in Spalding on Friday afternoon.
At The brief hearing at Lincoln magistrates - which was sitting as a youth court - the boy and girl charged with their murders spoke only to confirm their names and addresses.
They'll be remanded in custody and will appear at Lincoln crown court this afternoon.
Two 14 year olds have been charged with murder after a mother and daughter were found dead in a house in Lincolnshire.Read the full story ›
More tributes have been paid to the a mother and daughter whose deaths are being treated as a double murder inquiry.
The victims, named locally as school dinner lady Liz Edwards and her 13-year-old daughter Katie, were found dead in Spalding, Lincolnshire, on Friday.
Relatives of the victims paid tribute on social media sites - with a teenage friend of Katie describing her as being "like a sister" and Ms Edwards as a second mother.
Ms Edwards's partner, Graham Green, wrote on his Facebook page:
"My babe has gone but you will always in my heart forever and ever and ever.
"The lady meant the world to me she was my rock. Katie so young lots of good times in front of us been taken away r.i.p."
Tributes have been paid to the mother and daughter from Spalding who police have named as 49-year-old Elizabeth Edwards and her 13-year-old daughter Katie.
Two 14-year-olds have been charged with murder after the discovery of the bodies at a house on Dawson Avenue on Friday.
The teenagers will appear in court tomorrow.
Post mortem examinations are due to take place to work out how they died.