Aaron Tsang was filming as people start running away from the Houses of Parliament, then the sound of gunshots can be heard. Thanks to the BBC for use of the video.
VIDEO: Tourist filming outside UK Parliament when gunshots fired
And the winner of a trip to see P!NK is...
For the first time in ten years, P!NK will be performing in New Zealand; touring in support of her #1 Platinum hit album, Beautiful Trauma.