In this task, you are given a context tweet and an answer. Your job is to generate a question for the given answer based on the given tweet paragraph. Note that your question should be answerable based on the given tweet, and the answer to your question should be the given answer.

Context: We should start an immediate investigation into @SenSchumer and his ties to Russia and Putin. A total hypocrite! Donald J. Trump (@realDonaldTrump) March 3, 2017 Answer: senator schumer
who does trump think should be investigated?