    lSentence 1: A federal appeals court ruled  [Tuesday that the government was free to  lwithhold the names of more than 700 people  ldetained in the aftermath of Sept..11,, 2001    ISentence 2: A federal appeals court ruled  lTuesday that the U.S. government can withhold  the names of people detained as part of the  September 11 investigation , reversing a lower  court decision    