Complete the following sentence: In an interview after the attack, the Mayor of London, Sadiq Khan, said, "London is one of the safest capitals in the world". <unk> Complete the following sentence: In an interview after the attack, the Mayor of London, Sadiq Khan, said, "London is one of the safest capitals in the world". Especially when you look at what happened in
we've always got to be vigilant and never complacent".