Watch on A & E:
Saturday, Sep. 10 8:00pm ET
Sunday, Sep. 11 12:01am ET and 7:00am ET
Minutes after Flight 93 crashed
Newly-released video (9/4/2011) shows smoke rising minutes after United Airlines Flight 93 crashed in Pennsylvania on 9/11.
~ Click image for images of Dedication of the Flight 93 National Memorial
Ethel Stevanus of Wellersburg, Pa. sings along to a patriotic medley during the dedication of phase I of the permanent Flight 93 National Memorial near the crash site of Flight 93 in Shanksville, Pa. Saturday Sept. 10, 2011. (AP Photo/Amy Sancetta)