We’re very happy to announce that 1913 Massacre will air on Twin Cities Public Television (tpt) over the 2013 Labor Day holiday. This is the first television broadcast of the film. Showtimes: On tpt Channel 2.1: Monday, September 2nd, at 11:00PM and Tuesday, September 3rd at 5:00AM. On the Minnesota Channel (locally tptMN Channel 2.2): Monday at 12:00am, 6:00AM, 12:00PM, and 6:00PM The online…