Picture is from the fifteenth.
Yay! I'm 99% sure I found where the abscess blew out on his heel bulb. :D Chrome is walking almost sound and only has a teeny tiny limp at the trot. I think he is definitely on the mend. He is getting his long toes trimmed tomorrow. Thank you everyone for your advice and healing thoughts. Chrome and I appreciate it (and probably his farrier too since I wouldn't leave her alone).