Mac hands Aiden the baby bottle from the victim's briefcase and asks her to test it. As he's still talking, she removes the lid from the bottle, but after he looks at the notepad inside the briefcase, they cut back to Aiden as she's removing the lid from the bottle again.
Mac asks Millie Hanford why her knitting needles are in the grooming area. She says that she knits things for Hercules "like his blanket". The blanket she indicates is clearly crocheted, not knitted.