Books in the An Angela Richman, Death Investigator mystery series

Angela Richman, Chouteau County death investigator, finds herself on a grim walk deep in the Missouri woods. The body of Terri Gibbons, the Forest High track star who went missing eight months ago, has been discovered in a muddy creek, and Angela is needed on the scene. Could a message found in Terri's shoe hold the key to catching her killer?