The story of Kyle the organ donor..
"(CNN) Kyle Casey was an exceptional athlete, a star baseball player in high school. He had a contagious smile, dark hair and glimmering blue eyes. He stole the hearts of everyone around him -- all while developing a deadly drug addiction.
Last year, Kyle died from a drug overdose. He was 22.
As she reflects on his life, Lisa Sullivan, 56, said she didn't know how long her son Kyle was experimenting with drugs. But after he graduated from high school in Maine, she saw her healthy son spiral into a depressed and sickly young man. She felt helpless."
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