The former Penn State center won a championship with Denver in 2023.
Two Nittany Lions could be top 10 selections in this year's draft.
Izzard is rated as the 676th-best player in this year's draft class.
Although he didn't meet expectations in college, Fleming has a shot to play for the NFL.
"Somebody has to replace Tyler Warren's energy. That's why I went blonde."
Leonard coached around the NFL and college football for 43 years.