Public Health England has said the risk of cat owners contracting tuberculosis is "very low" after two people developed the disease after coming into contact with a cat.
Professor Dilys Morgan told ITV News, "Something strange has happened in this instance".
"We don't know exactly what's happened but I don't think that we can read too much into it, that it is an increasing trend," she added.
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Another unsettled day with cloud, rain and blustery winds.
Charaf Elmoudden, 26, has been found guilty at Harrow Crown Court of burgling pop star Rita Ora's home.
Buried here are the men of the 10th West Yorks, the unit that suffered the heaviest losses on the first day of the Somme.