In case you are one of the few to whom the news has not yet come: The Kansas City Chiefs defeated the San Francisco 49ers in overtime, 25 to 22. And yes, Taylor Swift was there. She had taken her private jet to Las Vegas from a concert in Japan. A bit of conversation during a post-game hub was captured by a mike. Her love interest, Travis Kelce, also known as the tight end for the victorious Chiefs, whispered to Swift, "How are you not jet lagged?" She responded, "Jet lag is a choice." A lot might be said about that cheerful exchange, but I choose not to say it. Instead, I will define Kelce's job title. A tight end is an offensive player who lines up close to the tackle and is used alternatively for two purposes. Sometimes -- on running plays -- he is a blocker. At other times he runs a pattern in anticipation of a pass. The name of the position suggests a distinction between the TE and the WR, or wide receiver, who is too far from the "action in the ...