Alright already!
So it's a wading dinosour but it's bipedal, so a reasonable hypothosis is that it was able to move into shallow water for the occasional snack.
It's just an idea!
I wouldn't defend it in front of a firing squad!
No, the footprints are real. She was presenting that finding at the conference along with her interpretation. That's how the scientific community works. The information is put out to the peers and they can ignore it, support it with more research or refute it as they feel appropriate.