An elderly Viennese man is accused of killing his wife.The 86-year-old resident of the district of Döbling was hospitalised with a gunshot wound to his head yesterday afternoon (Sun). Investigators assume that the pensioner who is understood to be in a serious condition tried to commit suicide after shooting his wife. The 90-year-old woman was already dead when a special police unit entered the couples flat.The officers were called by a neighbour who heard shots coming from the apartment. The background of the incidents is unknown, according to investigators.Vienna police recently announced they managed to solve all of last years 15 murders. In all 42 homicides and 85 attempted killings happened across the country in 2010.