Ritchie v. Costello, 720 Ariz. Adv. Rep. 19 (App. Div. I, August 25, 2015) (J. Portley). NO DUTY TO BUSINESS INVITEE ONCE HE LEAVES PREMISES The City of Cottonwood sponsored a hot air balloon event from their uncontrolled airport (which had no tower or air traffic control). Plaintiff Ritchie an...