The first woman to ever run the Boston Marathon says she thought one day a terror attack would occur at a prestigious road race, like Boston.

Kathrine Switzer spoke to WIBX News about the horrific bombings that rocked the 2013 Boston Marathon finish line, claiming lives and causing devastating injuries to spectators. She explains that she and husband Roger Robinson have often discussed an attack at a marathon event:

Switzer, author of Marathon Woman, is a regular contributor to television and radio broadcasts of distance running events including Boston, the New York City Marathon and the Boilermaker 15k Road Race. She was broadcasting on the bridge near the finish just minutes before the first explosion. When the blast occurred, she had just stepped into her hotel room, about 100 meters from the bomb:

The nature of a runners spirit likely won't have much of an impact at other marathons and road races, she said. But, her fear is that smaller races, like the Boilermaker, which don't have 'million and millions' of sponsor dollars, could be affected by the heavy cost of high level security: