AT&T, Sprint to sell HTC One for $199; Apple's Cook issues apology to Chinese iPhone owners

Quick news from around the Web.

@FierceWireless: RT@saschasegan: The most interesting info in the "next 2 iphones planned under Jobs" story is how LONG phone dev cycles are. LOOONG. | Follow@FierceWireless

> AT&T Mobility will sell the HTC One for $199 with a contract starting April 19. Article. Sprint will also sell it for $199 also on April 19. Release

> The U.S. Patent and Trademark Office reiterated its ruling that invalidates a key Apple patent, and action that could affect Apple's court battle with Samsung. Article

> Apple CEO Tim Cook issued an apology to Chinese iPhone owners about the company's warranty program there. Article

> New reports indicate Steve Jobs participated in the design of the next two iPhones. Article

> Investor Carl Icahn now owns 9.3 percent of Nuance. Article

> Apple reduced the price of the iPhone 4 and 4S in Brazil. Article

> Vringo expanded its patent-infringement lawsuits against ZTE. Article

Mobile Content News

> Viber plans to roll out value-added services designed to monetize its platform, but it pledged its core calling and messaging services will remain free. Article

> Twilio announced that it is integrating its API platform into Google's Cloud platform products, making it the first voice and messaging solution to provide that capability to Google's Cloud platform. Article

> Leaked images obtained by Android Police suggest Facebook is poised to launch a replacement homescreen for Android smartphones, offering users an expanded number of permissions and controls compared to previous Facebook applications. Article

Mobile Developer News

> According to a new study, 78 percent of developers targeting real-time Web and data communication platforms. Article

> Developers are offering mixed opinions about BlackBerry's new BB10 apps. Article

And finally… Dwayne 'The Rock' Johnson has a new mobile game: Rockpocalypse. Article