http://imgur.com/a/SsMG6I'm having the same issue. Happens on the login screen, usually after it resumes from hibernation. The screen is fine after I've logged in, which makes it look like a software issue, but I'm sending it back anyway. Can't risk it being hardware.
I've had the exact same issue on two 2016 13" MBP w/o touchbar. Currently debating whether or not I want to try for a third.