Indiana University Simon Cancer Center oncologist Rafat Abonour (left) leads a moment of silence for victims of multiple myeloma, a type of blood cancer, during Miles for Myeloma on Oct. 22, 2011. Abonour, along with a team of 20 riders, biked from just north of Louisvlle, Ky. to Indianapolis, Ind. over the course of two days in an attempted to raise awareness of multiple myeloma.