Khalid Sheikh Mohammed answers questions in Islamic preacher 's conspiracy case . He said that swearing such an oath does n't mean a person is to carry out an operation . Sulaiman Abu Ghaith -- bin Ali 's son - in - law -- facing conspiracy , terrorism charges . Mohammed said abu Ali was scholar , preacher with no role in al Qaeda 's military affairs . Mohammed also used the statement to blast US foreign policy .
Khalid Sheikh Mohammed answers questions in Islamic preacher 's conspiracy case . Sulaiman Abu Ghaith -- bin Ali 's son - in - law -- facing conspiracy , terrorism charges . Mohammed said abu Ali was scholar , preacher with no role in al Qaeda 's military affairs . Mohammed also used the statement to blast US foreign policy .