Question: When did a Republican, junior, US Senator from Oklahoma accuse the National Science Foundation of poor management and research?
Sentence (from "National Science Foundation: Under the Microscope"): National Science Foundation: Under the Microscope was a 73-page report released on May 26, 2011 by US Senator Tom Coburn, a conservative Republican from Oklahoma), accusing the National Science Foundation of poor management and practices, various research projects, and the social sciences.
Relevant evidence: Yes