TROLLHATTAN, SWEDEN — A masked man armed with a sword and other weapons went on a stabbing spree at a school in the industrial city of Trollhattan in .\r<br>\r<br>A masked man with a sword has killed a teacher and wounded at least two students at a school in Sweden before being shot by police. The attacker is being .\r<br>\r<br>Sweden sword attack: Masked man shot by police.\r<br>\r<br>Four pupils and an adult have been injured at a school by a masked attacker with a sword or a knife in the city of Trollhättan in southwest Sweden, local media .
