- In May 1943 the specially formed 617 Squadron executed arguably the most daring and innovative precision air-raid in World War Two by attacking three defended dams in Nazi Germany.
- The mission was immortalised in the 1954 film 'Dambusters' starring Richard Todd.
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Tributes are being paid to a West Yorkshire doctor who campaigned for better patient care.
Former airmen who became members of what's known as the 'Guinea Pig Club' meet at the Yorkshire Air Museum to mark its 75th anniversary.
Around 3000 people took part in the 10th Great Yorkshire Run in Harrogate this morning.