Picked up some split breasts from heb and one had a hard fibrous green growth inside. I thought was some type of chicken cancer. Apparently it isn't and it's somewhat common. Anyone ever seen this before?
https://www.thepoultrysite.com/articles/deep-pectoral-myopathy-green-muscle-disease-in-broilers
https://www.thepoultrysite.com/articles/deep-pectoral-myopathy-green-muscle-disease-in-broilers