Any gender guesses!?

Baby measuring 12w 3d at NT scan. Any guesses on gender? US are not that clear but maybe someone can see something 😁[ATTACH=CONFIG]36564

Another US picture
Attachment 36565

No nub visible here, sorry.

I also have this one. Though it has lots of
shadow. Attachment 36595

Could be boy from the last one (potential stacking).

Thank you for guess!