us president-elect donald trump's son-in-law, jared kushner, wil become a senior white house adviser working on trade and the middle east, transition officials said on monday, in a rare case of a close presidential family member taking a major job. president-elect donald trump has named his son-in-law, jared kushner, as one of his senior white house advisers. the 35- grade -old played a key role in the presidential campaign and his new white house job wil cover both domestic and foreign policy. mr kushner, who is married to ivanka trump, is a property developer with a wide range of business interests. trump, in a statement on monday announcing the choice, said kushner was a "tremendous asset and trusted advisor throughout the campaign and transition." democrats immediately caled for a review of the appointment, citing nepotism laws and potential conflicts. members of the house judiciary committee urged the department of justice and the office of government ethics to step in. earlier, mr trump hailed his son-in-law as a "tremendous asset" and he was proud to give him a "key leadership role" in the administration. the new york businessman wil be inaugurated as the 45th president on 20 january.