Moonves looks to head off forced Viacom merger; Gore v. Al Jazeera headed for trial

More cable news from around the Web:

> Fearing that a merger with Viacom will be forced upon him when Viacom chief Sumner Redstone dies, CBS Corp. CEO Les Moonves is looking to buy out National Amusements' stake in his company. Story

> Local city officials expect CenturyLink to begin delivering pay-TV services in Portland, Ore., starting later this year. Story

> Former Cisco executive Paul Ranger has joined advanced advertising company BlackArrow as VP of sales. Story

> Rentrak has reached a deal with Tribune Broadcasting to provide local market audience measurement services. Story

> A Delaware federal judge ruled that a trial is needed to resolve a dispute between former Vice President Al Gore and Al Jazeera America over tens of millions of dollars held in escrow as part of Al Jazeera's $500 million acquisition of Current TV. Story

And finally Wearable camera maker GoPro is creating its own Roku channel. Story