The Chromogen Siblings are back to talk about soft tissue sarcoma diagnosis and classification. Drs. Mike Arnold (@MArnold_PedPath),  Andrew Bellizzi (@IHC_guy), and Sanam Loghavi (@sanamloghavi) speak with Dr. David Papke of Harvard University. Hear about his work and thoughts on identifying new diagnostic entities in soft tissue pathology. We also hear his remembrance of the late Dr. Christopher Fletcher and the influence Dr. Fletcher had on his career and the field of soft tissue pathology.

Featured public domain music: Alpha Hydrae, Won't see it comin'.