Aug. 11 (UPI) -- Disney 's ESPN and Fox Corp. on Monday announced the two rivals are joining forces to offer a streaming service to consumers as a bundle for $39 per month. The two media giants announced the service but last week ESPN and Fox each announced separate all-in-one streaming apps. The services can be downloaded on devices, including cellphones and tablets, and can be accessed on smart TVs and gaming consoles. With viewership declining on TV, including cable, media companies have