Appeal over 'suspicious' house fire 17 March 2013 Last updated at 09:30 Police have made an appeal for information over a suspicious house fire in Caithness on Friday night. The blaze broke out at an address in Bremner's Walk in Wick at about 22:00. There was nobody in the property at the time, but "significant damage" was caused, Northern Constabulary said. Officers are now asking any witnesses or anyone who may have information to help the investigation to get in touch by calling 101.