In my opinion, you need to stay calm when you deal with CAS, police or manager of McDonald, librarin or others to show that 1)you are a mentally, emotionally stable individual who cares about your children, 2) you did not hit your daughter and you just want to make sure she won't fall out of the stroller (for her safety) SO someone mistakenly think that you hurt her. Smilling, wish you all the best ! please try to think positive that no one is against you, just investigate a reported incident based on some subjective opinion which is not a fact by a stranger.