"Sherlock" S3/TAB reruns on PBS
Some/many PBS stations will be rerunning "Sherlock" season 3 and "The Abominable Bride" in preparation for the premiere of season 4 on January 1st. So, as they say, check your local listings.
Here in the San Francisco Bay Area, KQED Plus will air "The Empty Hearse" and "The Sign of Three" on December 19th, and "His Last Vow" and "The Abominable Bride" on December 26th.