Endeavour, Season 2: Sway

Friday, January 19 at 10:36 p.m. — Morse and Thursday work to narrow the list of suspects before the Oxford strangler strikes again.

Sherlock: The Great Game

Thursday, January 18 at 10:36 p.m. — Sherlock Holmes must solve perplexing and dangerous puzzles specifically laid out for him.

Nature: Arctic Wolf Pack

Wednesday, January 17 at 8:00 p.m. — White wolves on Ellesmere Island roam far from the den through unforgiving snow to feed their cubs.