Definition: In this task, you will be presented with a passage and have to answer a question based on your understanding of the events inferred from the passage. Try to find the best answer that is most likely to fill in "_". Note that the URLs in the text have been replaced with [Link].
Input: Washington (CNN) Jared Kushner is betting that his relationship with Saudi Arabia's new crown prince is the key to brokering a Middle East peace deal and tamping down any Arab uprising that results from controversial moves in Israel the Trump administration could announce as early as this week, according to multiple sources familiar with the White House senior adviser's strategy. It's a gamble that's dividing the administration at a time when President Donald Trump is staring down multiple foreign policy crises, including the growing nuclear threat from North Korea. Secretary of State Rex Tillerson, who would typically take the lead on such a major foreign policy initiative, is especially fearful about what he sees as a dangerous strategy being advocated by Kushner to pursue a Middle East peace agreement with Saudi support that results in the creation of a Palestinian state and normalization between Israel and its Arab neighbors in exchange for US acquiescence for the crown prince's ambitious plans to reform his country and counter Iran in the region.Kushner's gamble is dividing the administrationTillerson is especially fearful about what he sees as a dangerous strategy 
 Question:Several White House officials said Kushner had nothing to do with the reports and was unaware of any plan to oust _.

Rex Tillerson