Original sentence: In addition to the rear viewpoint established by ITN they also took advantage of a booking mix up by Thames Television who additionally hired a Film Crew Land Rover with a roof top camera platform from Julian Bray Location Services.It was images from this vantage point that showed the SAS raid on the rear of the building live on television after their correspondent had been 'tipped off'.The vehicle no longer needed by Thames was about to depart and return to base, but as this was uniquely  stationed outside the Royal Geographical Society, well inside the Police cordon, ITN took over the hire contract, most of the stable 'front of embassy and the SAS on the front balcony footage was shot from this viewpoint
Edited sentence: It was images from this vantage point that showed the SAS raid on the building live on television after their correspondent had been 'tipped off'