Visible crew/equipment: When Maggie is in the pharmacy looking for abortion pills and is attacked, the camera cuts to Glenn twice before he rips the shelf from the wall to save her. The first time, behind him you can see that the glass next to the storefront door is empty. In the second cut, you can see someone standing on the steps. It looks like Melissa McBride. (00:25:20 - 00:26:00)
Pretty Much Dead Already - S2-E7
Visible crew/equipment: When Lori is cutting carrots and Shane is walking up to talk to her, look in the background behind Shane as he squats down. There is a person walking towards the barn.
Answer: No, she actually tries to talk Rick out of it, but he's already made up his mind, minutes later when Daryl asks him about the location of his brother Lori says "he'll show you."