Verizon has confirmed they will carry the Z10 at launch. They already have their dummy units ready, the employees just aren't talking. Or just don't know. Even when the Iphone's come out the employees don;t talk until the apple conference and Cook releases the date
BlackBerry Z10 dummy model with Verizon branding spotted | CrackBerry.com
BlackBerry Z10 dummy model with Verizon branding spotted | CrackBerry.com