Benson prohibited the defense from mentioning that: 1) the auction was reversed due to issues of illegal procedure on the part of the BLM; 2) at least 25 previous bidders had not paid for parcels they bought at auction and were not prosecuted (showing, in essence, that DeChristopher's case was an example of selective prosecution); 3) climate change could not be discussed as a motive; 4) there coul