closed doors. sharl mi cheryl mills will face questions on clinton s use of a controversial and unsecured e-mail server. and one week from today, that same panel will also question whether another clinton aide who worked on they mail system. but they aren t likely to learn much. we now know he will plead the fifth and not answer questions. reporter: good morning. the house select committee on benghazi did subpoena brian pagliano. we know he will plead the fifth, citing what he called the, quote, current political environment. as you know, as secretary clinton has been running for president, this has become a