DK Metcalf has established himself as one of the NFL’s top wide receivers since the Seattle Seahawks selected him 64th overall in the 2019 NFL draft. The wideout had a standout performance at the 2019 NFL combine, which helped boost his draft stock.He shined in the 40-yard dash, posting a time of 4.33 seconds. However, Jason Kelce recently claimed that Metcalf is the one player who disproves his theory that the 40-yard dash is a strong indicator of a player's athleticism. Speaking on his "New Heights" podcast, the former Philadelphia Eagles center said:"I actually love watching guys run the 40. I think you can watch a lot about the way a guy runs and be like that guy is not athletic. I really do think sometimes you just watch a guy run a 40, I'm like, yeah, not interested."When his brother, Travis Kelce, brought up Metcalf, the elder Kelce responded:"No question. That was one that is one that blows my theory out the water. That guy looked like he was fighting the turf every step of the way, angry at that f**king ground and it's like, okay, he still panned out."Check out Jason Kelce's comments on DK Metcalf's 40-yard dash below (starting at the 25:11 mark):Metcalf has recorded 6,324 receiving yards and 48 touchdowns on 438 receptions. He has been selected to two Pro Bowls and was named second-team All-Pro once.DK Metcalf officially requests trade from Seattle SeahawksDK Metcalf has been the subject of trade rumors throughout the offseason, and on Wednesday, the wide receiver officially requested a trade from the Seattle Seahawks. Ian Rapoport of NFL Network reported the news, tweeting:"#Seahawks star WR DK Metcalf has requested a trade from Seattle and the team has decided to explore it, per me and @TomPelissero . There is likely to be significant interest in the Seattle star, and both sides will dig into it. A big-time WR who may be on the move."Metcalf had previously been linked to the Green Bay Packers this offseason. He is set to have a cap hit of $31.8 million in 2025, the final year of the three-year, $72 million contract extension he signed in 2022. The star wide receiver will likely receive a new deal from whichever team acquires him via trade.