Police are trying to trace a terror suspect in breach of a special order restricting his movements.
Mohammed Ahmed Mohamed slipped under the radar of counter-terrorism officers after he disguised himself in a burka when leaving a mosque in West London on Friday afternoon.
He's not been seen since.
Somalia-born Mohamed, who is 5ft 8in tall and of medium build, arrived at the An-Noor Masjid and Community Centre in Church Road, Acton, at 10am on Friday.
He was last seen there at 3.15pm that day.
The 27-year-old is not considered a "direct" threat to the public but the police are urging the public not to approach him but dial 999.
More top news
A 15-year-old school boy has been stabbed 'five or six times' on his first day back at school in north London after the summer holidays.
Today's showers should clear overnight - and tomorrow will be more settled, but temperatures still feeling cool.
The pair have been poring over old maps and records in their bid to convince the council the warehouse should not be converted into flats.