NEW : ` At 8:46 a.m. , hundreds who gathered at the site of the fallen World Trade Center towers paused in silence to mark the moment when American Airlines Flight 11 crashed into the north tower -- ` We will never forget , '' House Speaker Boehner says . `` Our hearts still ache , '' President Obama says at the Pentagon . The White House has been trying to get a handle on what happened in Benghazi and why it took so long for U.S. officials to realize that an American compound was being used as a base by terrorists.
NEW : ` ` We will never forget , '' House Speaker Boehner says . `` Our hearts still ache , '' President Obama says at the Pentagon . The White House has been trying to get a handle on what happened in Benghazi and why it took so long for U.S. officials to realize that an American compound was being used as a base by terrorists.