MIAMI BEACH, Fla. – Marc Vallin was working security at the Nautilus by Arlo in Miami Beach when he kicked a hotel guest in the head after a discussion about the dress code. The Miami Beach Police Department released the surveillance video on Thursday evening. A woman from Michigan who was a guest at the hotel said she got into an argument with Vallin, 39, who pushed her down three steps. Video shows Vallin, of Cannes, France, then grabbed and pushed the victim, slammed his head against the glass, and pushed him. Video shows Vallin then kicked him unconscious.