Incredibly, he managed to make his way back to the Pima village and the safety they had left behind, joining up with another group heading to California.
He said that the difficulty with the bubbles not joining up could be avoided if the bubbles were so big that our region of the universe is all contained inside a single bubble.
He wondered if the sickness in the ShadowClan camp was so bad that its warriors were imposing their own exile and joining up with Tigerclaw's band of outcasts for protection.