View Post ABC Affiliates | CBS Affiliates | FOX Affiliates | NBC Affiliates | Top 10 Boston Stations Cover Explosions at Marathon Finish Line By Kevin Eck on Apr. 15, 2013 - 4:37 PM Boston TV stations broke in to regular programming to report on the two explosions near the finish line of the Boston Marathon. The explosions were reported shortly before 3:00 p.m. WBZ, the Boston CBS owned station, first reporte ...