The thing had gone HAYWIRE as Izzy had tried to heal Will--the cracks, apparently not visible to the naked eye, but visible to the scanner, had been vanishing and reforming on microscopic levels!
Isabel put her hands onto the tree, trying to heal him. Like before, she couldn't quite reach the injury, but she was closer than she had been. Almost. Just a little bit more and........
"We could--or if you wanted to get more data on stuff, I can stand up, too. See what wear and tear does, or whatever? Or---hey, you're the scientist, I dunno," the tree chuckled.