Here's some scoop on Grey's Anatomy from Entertainment Weekly's Natalie Abrams' The Spoiler Room column, which was posted on 10/7/16.
Will Alex go back to being a surgeon again on Grey’s Anatomy? — Camilla L News
That’s TBD. In the meantime, “There might be a little bit of a friendship between Riggs and possibly Alex Karev, which further complicates the Maggie thing,” Martin Henderson tells me. “I did hear a hint that maybe a bit of a bromance starts, a mutual respect, and they don’t hold anything against one another, and so I think that may be in the cards too.”
Link to the full article:Spoiler Room: Scoop on This Is Us, Scorpion, Grey's Anatomy and more | EW.com