Chris Espinoza, 1, of Kennewick, cries and reaches for his mother Martha Chavez Thursday evening while she ran stair laps with her friend Amparo Valencia, left, of Pasco, at Edgar Brown Memorial Stadium in Pasco. Her other children, Memo, right, 10, and Cynthia Contreras, 11, took turns watching Espinoza while exercising. Chavez says they alternate between Edgar Brown and Lampson Stadium in Kennewick.
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