From the time he first appeared in print 126 years ago, Sherlock Holmes used chemistry, bloodstains and minute traces of evidence to catch criminals — revolutionary methods that inspired real-life police investigators. It's a fascinating tale told in "How Sherlock Changed the World," the story of the impact and legacy of the most famous crime fighter in history.
Watch • 8 p.m. Tuesday, PBS/Ch. 7
Four new captains.
Watch • 7 and 9 p.m. Friday, Animal Planet
Men's college basketball
BYU at Utah
Watch • 8 p.m. Saturday, P12N