Pac-12 links: Marcus Mariota is the last unsigned NFL first-round pick

» Former Oregon quarterback and No. 2 overall NFL draft pick Marcus Mariota has not yet signed his contract with the Tennessee Titans, making him the last first-rounder to hold out. A report suggested that Mariota was upset that the contract barred him from surfing — but, disappointingly, others have debunked that reason.

» Utah cornerback Dominique Hatfield has been charged with aggravated robbery, a first-degree felony. A former receiver, he was expected to start as a junior.

» Colorado defensive tackle Josh Tupou has been ruled out for the Buffaloes this season after being arrested in spring, but school officials aren’t commenting further.

» Washington added nine scholarship players this offseason, the biggest roster makeover of Lorenzo Romar’s 14-year tenure.

» When Oregon State guard Gary Payton II visited the Nike Basketball Academy this week, he got some encouragement from LeBron James.

» Arizona State switched from Nike to adidas last December, inking an eight-year, $33.8 million deal that began on Wednesday. The Sun Devils quickly showed off some of their new threads.

» Cal hasn’t advanced to the second weekend of March Madness since 1997. How did the Bears manage to secure the nation’s No. 2 recruiting class?

» The Pac-12 could soon do more to defray medical costs for its former athletes.