By Elaine Lies TOKYO (Reuters) -The assassination of former Prime Minister Shinzo Abe on Friday stunned and saddened people in a country where firearms are strictly regulated and political violence is extremely rare. Abe was fatally shot while giving a campaign speech on a street corner in the western city of Nara. His death was announced later in the day. From Prime Minister Fumio Kishida, a protege of Abe, to ordinary people on social media, there was an outpouring of grief. The last time a former or sitting prime minister was killed was nearly 90 years ago. “I am incredibly shocked,” Tokyo …