Selsey Road in both directions closed due to building fire between Green Lane and B2145. Has been closed since before 04:00, which is affecting traffic between Sidlesham Common and Donnington.
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Sussex astronaut Tim Peake's space mission will be celebrated with a free exhibition at The Novium Museum in his home city of Chichester.
Rescuers are searching for a further missing person as the emergency operation continues.
Plenty of warm sunshine with the chance of thundery showers later.