 Boyles' morning show on KHOW was reported in 2010 to be Denver's number one-rated morning radio show, and again in 2011.Boyles received national attention in 1997 by his investigation and nearly constant talk about the death of JonBenét Ramsey.In August 2006 he received intense criticism for his belief that John Mark Karr was not involved in the murder of JonBenet Ramsey.