This story not only has legs, but Team Klees admits it had an effect on at least one campaign's numbers:

“We received information that the fraudulent letter was received in those areas and that it appears that it has had an effect on suppressing the vote,” Ms. Buckler said in an e-mail

http://www.theglobeandmail.com/news/politics/police-probe-fraud-allegations-in-ontario-pc-leadership-race/article1196990/