Once given 30 days to live, heart-defect survivor chasing a marathon

A local news story from Pennsylvania, reported by WTAE Pittsburgh.

Local News · Pennsylvania · October 13, 2026

From WTAE Pittsburgh

Cassie O'Brien was given 30 days to live as a baby, but she’s now training to run a marathon after surviving a rare heart defect and multiple setbacks.

Reported by WTAE Pittsburgh, October 13, 2026. Read the full story at WTAE Pittsburgh →

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