RUNNERS UNITED IN SUPPORT of BOSTON bibs available as free download from Canada Running Series.

Predrag Mladenovic TYS10K 2013 AC_D3S4523

Masters winner Predrag Mladenovic holds up his "Runners in Support of Boston" bib at the TYS10K finish line

Masters winner Predrag Mladenovic holds up his “Runners in Support of Boston” bib at the TYS10K finish line