Fox is making its biggest bet yet on streaming TV. Fox on Monday announced it had entered an agreement to acquire Roku for a mix of cash and stock. The $160-per-share deal gives Roku an enterprise value of around $22 billion, Fox said. The deal combines Fox's sports, news, and entertainment content with Roku's connected TV devices and digital ads business. Fox CEO Lachlan Murdoch said in a statement that the deal marks "a defining moment for the company." "This combination will transform the