DRAPER – A man killed on Monday after crashing his vehicle into a concrete sign has been identified by police as a 27-year-old Marine from American Fork. Draper police said Spencer Murdoch and his dog Kida were headed south in a pickup truck on Bangerter Parkway at around 6:30 a.m. Monday, when the truck left the roadway near 14000 South and crashed into a concrete sign at Ashford Assisted Living and Memory Care.