confirm no evidence of violence related to the situation and not aware of threats to guests safety or well-being. atalked to a law enforcement source, no foul play at this point. and you worked overseas investigations involving deaths 6 americans abroad. what would it take to get the fbi involved here? reporter: it would be some suspicion there was foul play. if they were murdered. death at the hands of another essentially. the fbi has permanent agents stationed in mexico that work with mexican officials every single day. they re there and ready. also what s called an tra terr extratertdal. launched if there s a suspicious death. no fbi involvement at this poins and mex kaine officials continue to investigate, thanks, josh campbell from los angeles. republican senator tommy tuberville says holding up