Police in Nottingham are appealing for help finding a 31-year-old woman from Worksop.
Vanessa Firth left her house on Netherton Road, Manton, at 6:45pm on Wednesday and has not been seen since.
Vanessa is white, of medium build, has short black hair and is around 5ft 3ins tall.
She was last seen wearing blue jeans, with black boots and a dark blue or black coat.
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Dr Steve Hewitt, from the University of Birmingham, says there isn't much more the government can do to tackle terrorism.
It will stay cloudy and misty overnight with further outbreaks of rain and drizzle, and with widespread locally dense fog.
Cloudy, damp overnight. Risk of heavier rain in the east.