.
"Keith was a beloved father, son, teammate, and student-athlete."
"We extend our deepest sympathies and sincere condolences to his family, friends, teammates, and all who loved him at this very difficult time."
Jim Curry, the school's Director of Athletics, described Miller's death as "sudden" and "shocking."
"Words are hard to come by at this moment, but we ask that you keep those impacted by this tragedy in your thoughts and prayers," said Curry.
Miller was the team's wide receiver.
Kay Adams calls out ex-NFL star Luke Kuechly for 'geeking out' over NFL Draft prospect who starred in collegeHis cause of death has not been revealed.
Friends and followers of Miller shared their thoughts on his Instagram page, flooding the comments section with their wishes.
"Rest up bro," wrote someone.
A friend of his shared a moving tribute, claiming that they'd look over Miller's son.
I'm so torn
Friend of Keith Miller IIIInstagram
"Twin I'm so torn s**t a never be the same!" reads the message.
"I promise you ya name will forever live on and baby Luka good for life! Momma and the lil bros gon be good too!
"Ima keep goin and gettin active the way you would be if you was right here w me. Love ya soul please watch over us."
Caila Jae, Miller's girlfriend, also shared a tribute on Instagram.
"I wanted to spend the rest of my life with you," she captioned the photo, which showed her smiling alongside Miller.
"I will never love anyone the way I loved you. See you soon."
Texas A&M has expanded its counseling services to students, sharing various contacts on its website.