The exhibition of Katharina Fritsch's sculpture in Trafalgar Square has only just been rubber-stamped by planning bosses in Westminster - but the artist originally won the commission back in January 2011.
Here is how we reported on it at the time.
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The Football League will introduce the project if the family of PC Keith Palmer supports the idea.
After the terror attacks, Londoners are starting to reclaim Westminster Bridge - proof already that life is returning to normal.
A man who met PC Keith Palmer said his murder "sent a shiver down my spine".