“Citing a harsh report on missteps at the Smithsonian Institution, Senator Dianne Feinstein declared at a hearing on Tuesday that the museum complex should move quickly to replace its ousted top executive rather than take an estimated six months to a year. … Responding to Ms. Feinstein, Roger W. Sant, the chairman of the Smithsonian Board of Regents executive committee, testified that choosing a new secretary was ‘the most important job that we have to do right now, and I believe we need to take the time to do it right.'”