Dick Hoyt, who ran marathons while pushing his son, dies at 80

In this April 15, 2013 photo Dick Hoyt, left, pushes his son Rick along the Boston Marathon course in Wellesley, Mass. (AP Photo/Michael Dwyer, File)

Dick Hoyt, who became a familiar sight pushing his son Rick in a wheelchair at road races around the country, especially the Boston Marathon, died Wednesday at his home in Holland, Massachusetts. He was 80.