Mississippi State Football Coach Mike Leach has died at the age of 61.

Mississippi State football coach Mike Leach died late Monday night at the University of Mississippi Medical Center in Jackson after suffering a heart attack at his home on Sunday.

The school released an official announcement Tuesday morning of his passing, including a statement by the Leach family thanking the football world for their support over the past two days.

The Leach family said in a statement: “Mike was a giving and caring husband, father and grandfather. As a final charity, he was able to participate in organ donation at UMMC. Love from our family, friends, Mississippi State University, hospital staff, and football fans around the world. “We are supported and uplifted by prayers and prayers. Thank you for sharing the joy of our beloved husband and father.”

It’s a huge loss to the world of college football, as Leach developed the Air Raid offense with Hal Mumme in 1989 as one of the greatest offensive influences in football and eventually brought that offense to the fore as offensive coordinator in the late ’90s. Kentucky and then Oklahoma. Leach has spent 10 seasons at Texas Tech, eight seasons at Washington State and the last three seasons at Mississippi State, amassing a career-high 158-107 as head coach, including 19 bowling games.

Many of Leach’s former assistants are now head coaches, including Lincoln Riley, Kliff Kingsbury, Dana Holgorsen, Sonny Dykes, and Dave Aranda, and after news of his death became official, many coaches and players in the college football community have presented their memories of the coach. It had such an impact on the sport.