The Man with the Twisted Lip Elementary : Season 2 Episode 21
TV-14 CBS 1h 00m int(0)
Aired: April 24th, 2014 @ 10:00 PM EST on CBS
When Sherlock’s brother Mycroft makes a surprise return to New York, his motivations cause discord between Sherlock and Joan. Meanwhile, a missing person case takes Sherlock and Joan inside the world of unmanned aeronautics.