Nope, it sure didn't 'grenade'�.but damage was all out of proportion to bullet hole
That said Ive noticed a recurrent phenomenon with TSXs��.Placed precisely through the ribs, well forward of the diaphragm, they pop the diaphragm more often than not, and when I start dressing the animal south to north I see all kinds of blood in the gut cavity and usually say 'WTF?"
My sample of one with this bullet implies something similar�.