By the mid-1960s these areas had become overcrowded, and the large number of journalists based in desks lined against the walls of hallways were deemed a fire hazard.
Offices in the building are provided to journalists at cost by the federal government, with some other facilities remaining in the Centre Block.
The building is home to a wide array of news agencies, both national and foreign, and all forms of media.
The building is often described as "dingy" and the offices are very small, and many larger organizations thus choose to base their reporters elsewhere.
The combination of digitally controlled cameras and the green screen gave the impression of a much larger studio space than is actually there.