Technology giant Apple and major book publishers are being sued by the US Department of Justice over the pricing of e-books.
The US accuses Apple and Hachette, HarperCollins, Macmillan, Simon and Schuster and Penguin of colluding over the prices of e-books they sell.
This lawsuit is over the firms' move to the agency model where publishers rather than sellers set prices.
But Hachette, HarperCollins and Simon and Schuster have already settled.
The case will proceed against Apple, Macmillan and Penguin "for conspiring to end e-book retailers' freedom to compete on price", the Justice Department said.
"As a result of this alleged conspiracy, we believe that consumers paid millions of dollars more for some of the most popular titles," Attorney General Eric Holder said.'Effectuate their conspiracy'Read More... Techno Nigeria