Sherlock makes a thrilling return

Brittany Claramunt bclaramunt@foghornnews.com @BrittClaramunt   A typical TV series has about 13 episodes and comes out every year. Episodes run for an hour, with commercials, so the episode itself is roughly 40 minutes. “Sherlock,” on the other hand, is completely different. An episode of “Sherlock” is a full hour and a half with no commercials or interruptions. So far, each season has only 3 episodes. British shows in general are a full hour because in the U.K. they don’t get commercials while the show is airing. Their goal, according to the lead writers of the show Mark Gatiss and Steven…