USUS·CBS NewsAfter son was born with a rare condition, father donates a kidneyJaren Munari was born with just one undersized kidney. After years of watching him suffer from chronic kidney disease, his father donated an organ.Lean LJun 15Read at CBS News→USUS·CBS NewsAfter son was born with a rare condition, father donates a kidneyJaren Munari was born with just one undersized kidney. After years of watching him suffer from chronic kidney disease, his father donated an organ.Lean LJun 15Read at CBS News→