As your wife was assaulted, I would file a police report. Then you will want to find a local attorney that handles personal injury cases to discuss whether you have a claim. I would suggest acting fast as it may be possible to obtain the tapes from the store
Answers to AVVO questions are for general purposes only and do not establish an attorney-client relationship. This answer is not a substitute for legal advice and should not be relied upon without a full consultation with an attorney that can fully look at issues involved.