A seven-year-old boy swims 21 miles to help other children.
Joseph Purcell decided to act after seeing television pictures from war-torn Syria.
So the youngster, who is from Wokingham, persuaded sponsors to back him as he tackled a distance equivalent to the English Channel.
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The new design is inspired by Westminster Cathedral.
Just 200 yards from Harrods, the one bedroom flat is significantly lower than the current market rate for the prestigious area.
A documentary on the career of the late London singer Amy Winehouse will be broadcast live this evening at half six.