Notre Dame forced to play backup quarterback in Orange Bowl after starter Riley Leonard leaves with injury

It's next man up time for Notre Dame.

The Fighting Irish inserted a backup quarterback while trailing in the Orange Bowl Thursday.

Notre Dame starting quarterback Riley Leonard left the College Football Playoff semifinal late in the first half and was being evaluated by the Fighting Irish’s medical staff.

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Leonard went into the medical tent on Notre Dame's sideline with about two minutes left in the half after a play in...