FAIRMOUNT PARK (WPVI) -- Several thousand people walked or ran through Fairmount Park Sunday to help fight lung cancer.
Action News' Nydia Han took part.
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Nydia's mother who did not smoke died of lung cancer.
The 10th annual Free to Breathe one mile walk and 5K run hopes to raise about $400,000 for research into lung cancer and for education and awareness programs on the disease.