Stanford's Andrew Luck (12) walks of the field after losing the Fiesta Bowl between the Oklahoma State University Cowboys (OSU) and the Stanford Cardinal at the University of Phoenix Stadium in Glendale, Ariz., Tuesday, Jan. 3, 2012. Osu101 / BRYAN TERRY /THE OKLAHOMAN / USA TODAY NETWORK

He could be a colorful, wandering hippy, or sometimes seem broken and struggling with mental health. Wherever Irsay was at in life, he was often open about it in a way that is uncommon among NFL owners.

Peyton Manning is among those mourning the death of Colts owner Jim Irsay. Irsay, had led the team since 1997, died on Wednesday. He was 65. “I am heartbroken to hear about Jim Irsay’s passing,” Manning, a Pro Football Hall of Fame quarterback who is considered the greatest Colt of all time, wrote on Instagram.

The Colts and the entire NFL suffered a huge loss on Wednesday. Owner and CEO Jim Irsay shockingly passed away at 65.

Late Indianapolis Colts owner Jim Irsay was a hands-on decision-maker from the highest seat in the team's operation after learning under his father. Now one of Irsay's children might follow a similar path to lead the Colts following her father's

Jim Irsay, the owner and CEO of the Indianapolis Colts, died Wednesday at the age of 65, the team said in a statement.