Tight ends gather in Nashville to learn from NFL's best

FILE - San Francisco 49ers tight end George Kittle runs against the Houston Texans during the first half of an NFL football game Jan. 2, 2022, in Santa Clara, Calif. Tight End U is back for a second straight year in Nashville, Tenn., the offseason home of Kittle. Kittle, a three-time Pro Bowler, started this a year ago with seven-time Pro Bowl tight end Travis Kelce and another three-time Pro Bowl tight end in Greg Olsen, who's now retired. (AP Photo/Jed Jacobsohn, File)

FILE - Tennessee Titans tight end Chig Okonkwo takes part in a drill at the NFL football team's practice facility June 1, 2022, in Nashville, Tenn. Okonkwo has a really good reason not to be working with the rest of the Titans' rookies as they wrap up their offseason at the team headquarters. Okonkwo, the rookie who ran the fastest 40-yard dash among tight ends earlier this year at the NFL Combine had somewhere better to be: Tight End University, (AP Photo/Mark Humphrey, File)