Sally Meyerhoff, considered one of America’s top marathoners, was killed Tuesday when the bicycle she was riding collided with a pickup truck in Maricopa, Arizona, according to Runner’s World Magazine. She was 27.

Meyerhoff did not yield at a stop sign, according to city officials who are still investigating the fatality, several websites are reporting.

Meyerhoff was training for the 2012 Olympic Marathon Trials in Houston, according to the Arizona Republic. She won a marathon in Arizona in January.

Also:

Vivian Schiller, NPR chief, resigns amid ‘tea party’ video fallout

Like father, like son? In coaching, it often doesn’t apply

Mike Starr, former Alice in Chains musician, dies at 44