(Boston) -- Earlier this afternoon, a pair of explosions killed two people and injured at least 23 near the finish line of the Boston Marathon.
Lancaster native Katharine Cusick, who is the younger sister of StateImpact Pennsylvania's Marie Cusick, was cheering on the runners a few miles ahead of the race's end when the explosions occurred.
She spoke with witf's Megan Lello about what she experienced:
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