As noted by ArrowheadPride.com, Rice tight end Graham Walker is taking part. He’s the half-brother of Chiefs quarterback Patrick Mahomes. The son of Pat Mahomes Sr., Walker transferred to Rice last year, with the initial plan to play receiver. He later switched to tight end.

Graham Walker, half-brother of Patrick Mahomes, failed to secure a contract with the Chiefs after rookie minicamp, but he may have a new shot with the Jaguars.

Graham Walker, who is the half-brother of quarterback Patrick Mahomes, will be a part of the camp, according to ArrowheadPride.com. He is also the son of Patrick Mahomes Sr, but he grew up in Vermont with his mom, Jessamyn Walker, and stepfather, Gerry Howatt.