More on the fact that any unused goats need to be left to die, rather than risk it being used the following year. Even under conditions that would be acceptable for reuse. Also, a new mishnah: the process of the day continues, with semihat yadaim (laying of hands) and confession, which will lead to atonement. And whether a kohen must lead the goat to the wilderness. Plus, details questions to R. Eliezer lead to evasive responses, and eventual a conclusion on the importance of rabbinic authority. Also, an important comment on those Babylonians....who are complained about, but remain in the Gemara.