we are interested in how the department of justice interacts with ofac. any insight that you may have that could be useful in their interactions with ofac or the justice department? mr. rosenstein: we interact very closely with ofac throughout the process, to determine whether it is appropriate to impose sanctions, where the -- whether the evidence is sufficient. and of course, we are responsible for criminal enforcement. when there are violations, the president goes to was and often we rely on treasury as the investigative agency developing criminal cases. it is a close working relationship. is this thing called cooperation credit the department of justice has. there is a doctrine and there was a memo called the gates memo from a previous time -- the yates memo, from a previous time that reviews the possibility of identifying individuals engaged in wrongdoing. could you give us an updated tutorial on corporation credit and whether the current administration, under your leadership and others, still uses the yates memo as the guiding document? mr. rosenste