contributions that americans can put into their 401(k), currently that's at $18,000. it seems as if this whole issue is up for negotiation. does the president support taking that $18,000 or so level and potentially lowering loweri >> i said earlier in the week the president wants to continue to fight and push for protection of americans' retirement and that hasn't change but i won't negotiate deals beyond that, that's the president's position and same today as it was earlier in the week. >> thank you, sarah. a number of politicians over the past week including chris christie here at the white house yesterday who said mueller should step aside from certain investigations within the special council. does the president share those views? >> the president wants to see it completed. we're continuing to see day in, day out, as the investigation moves to completion, same as it started, no evidence of collusion between the president