Chinese exchange students from Norwin learn martial arts at the Allegheny Shotokan Karate Dojo (Norwin Ninjas) in Irwin North Huntingdon Allegheny Shotokan “Viola” Karate played host to a group of 10-11 year old Chinese foreign exchange students.  The students are part of a cultural program through the Norwin School District.  One of their hobbies are...