Officers say there appear to be cases where lines of inquiry were not pursued properly.
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Israel says Hamas returned body of Israeli-US soldier held hostage
Itay Chen's remains were returned to Israel via the Red Cross on Tuesday, meaning seven dead hostages now remain in Gaza.
Mamdani seals remarkable victory - but real challenges await
After entering the race largely unnoticed, the new mayor of New York City can expect to face serious scrutiny in office.
Britain sliding 'into economic crisis' over £85bn sickness bill, ex-John Lewis boss warns
The number of people who are out of work for health reasons has grown by 800,000 since 2019.
France investigates Shein and Temu after sex doll scandal
Retailers Wish and AliExpress are also being investigated in relation to the offence of enabling minors to access pornographic content.
At least seven people killed after UPS cargo plane crashes in Kentucky
Eleven others were injured when the plane exploded during takeoff near Louisville Muhammad Ali International Airport.
The unique bond which led Newcastle fans to wear red and white
Newcastle United meet Athletic Club in the Champions League on Wednesday - and Magpies fans still talk about an away day in 1994 they will never forget.
Investigators board cruise ship that left woman behind on island
The BBC understands all passengers had left the anchored ship since the woman's death last week.
'More data than ever, but does it help managers?'
In his BBC Sport column, Tony Pulis looks at the increase in data in recruitment, sports science and medicine in football and examines whether it helps managers or not.
Dashcam exposes lorry driver who blamed fatal crash on coughing
The lorry driver had blamed a coughing fit which made him "black out" for causing the crash.
Crime network behind UK mini-marts is enabling migrants to work illegally, BBC finds
Undercover reporters were told how easy it was to make big profits selling illegal vapes and cigarettes.
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The Papers: 'Reeves poised to break 50-year tax taboo' and 'Arise, Sir Becks'
The aftermath of Chancellor Rachel Reeves's pre-Budget speech dominates Wednesdays's papers.
California voters approve redistricting. Will it tip the balance of power in Washington?
Liberals will have an edge in five new California seats but more states are redrawing their voting lines in hopes of clinging to power in Washington.
Democrat Abigail Spanberger to become Virginia's first female governor
The former congresswoman and CIA officer defeated the state's Republican lieutenant governor.
What we know about deadly Kentucky cargo plane crash
At least 7 people have died and 11 others wounded after a cargo plane burst into flames and hit buildings.
Democrat Mikie Sherrill projected to win New Jersey governor contest
It marks the second big win for Democrats in an election seen as a referendum on US President Donald Trump.
The Papers: 'Reeves poised to break 50-year tax taboo' and 'Arise, Sir Becks'
The aftermath of Chancellor Rachel Reeves's pre-Budget speech dominates Wednesdays's papers.
Israel identifies body returned by Hamas as Israeli-American soldier
Israeli-American soldier Itay Chen's remains were returned to Israel via the Red Cross in Gaza on Tuesday.
Tesla says Musk should be paid $1tn - will shareholders agree?
The car-maker is lobbying fiercely for the pay package, which is being voted on ahead of its AGM on Thursday.
Tesla says Musk should be paid $1tn - will shareholders agree?
The car-maker is lobbying fiercely for the pay package, which is being voted on ahead of its AGM on Thursday.