Boris Johnson said today that controversial adverts and leaflets being distributed in parts of the capital encouraging illegal immigrants to leave voluntarily could be worded "friendlier".
"Frankly the language could be friendlier...It's a fine point. But I think it's absolutely right to tell people to obey the law", the London Mayor said.
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The 90-year-old victim watched in horror from her bed as the thief climbed in through her bedroom window.
The remains of Sophie Lionnet, 21, were discovered in a garden at a house in Southfields, south-west London last year.
Port drugged and raped four young men and dumped their bodies near his home in Barking, east London.