Her first thought was how much that must hurt. Having someone you love here, but not being able to act on it because they had no idea who you were, because they hadn't shared this life with you. What would she do if Callie didn't remember her, didn't remember everything they'd been through the last few years?
She started to say, I'm sorry, but instead, she said, "Maybe they will."
Arizona hoped the other woman had people she loved who might still show up, who might remember her. Almost as much as she hoped to walk into Seattle and find her wife and daughter as confused as she had been. Being cut off from the people you loved, the people who loved you, was something no one deserved.
"Little green men from space?" Which probably answered the question of whether or not they had them back in Seattle. "No. None of those."
She'd never really given that much thought to whether they even existed. If they'd wanted to attack Earth, shouldn't they have done it already? Except apparently they had. At least some version of it.
"We have normal things. Like bombs and plane crashes."