Will could take a good guess where his friend's thoughts had gone. Tuck had talked about what a bad place he'd been in when Francis had found him, sleeping rough on the streets of San Francisco after his previous attempt to find his family had led only to heartbreak.
"He's a good bloke," Will put in smoothly. "Gentlest soul you'll ever met, and he scares the living daylights out of the Sheriff." He almost mentioned the rats, but that would involve bringing up Tuck being killed again, which seemed like... not the best idea.