Justin Hartley's Tracker is going through a big relocation change when the show returns for season 4. News broke on Monday, May 4, that the hit CBS series is relocating to Los Angeles with the biggest California tax credit for a series to date. According to Deadline, Tracker will move from Vancouver, where the first three seasons were shot. Its studio, 20th Television, is currently locking down production facilities in and around Los Angeles. Filming for season 4 is slated to begin in late June after a $48 million tax credit. "I'm proud of what we built in Vancouver.