Detective Chief Inspector Niel Jamieson from West Mercia Police says it is still unclear why Ceri Fuller took the lives of his children.
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Heavy and thundery showers will die out in most places during the evening, but may continue near the Humber for most of the night.
Showers will slowly clear overnight. Any mist and low cloud will clear during the morning, leaving bright or sunny spells.
A man who once played for West Brom, Notts County and Lincoln has appeared in court over an alleged match-fixing conspiracy.