Victims of 747 crash in Afghanistan

Gary Stockdale of Romulus, Mich., is seen in this undated family picture. Stockdale, 51, is one of seven Americans killed in a cargo plane crash just after takeoff from Bagram Air Base in Afghanistan April 29, 2013.

Read: Dramatic video appears to show 747 crash in Afghanistan

Michael Sheets

Michael Sheets of Ypsilanti, Mich., right, and his fiance, Anna Love, are seen in this undated family picture. Sheets is one of seven Americans killed in a cargo plane crash just after takeoff from Bagram Air Base in Afghanistan April 29, 2013.

Michael Sheets

Michael Sheets of Ypsilanti, Mich., is seen in this undated family picture. Sheets is one of seven Americans killed in a cargo plane crash just after takeoff from Bagram Air Base in Afghanistan April 29, 2013.

Jamie Brokaw

Jamie Brokaw, seen in this undated Facebook picture. Brokaw is one of seven Americans killed in a cargo plane crash just after takeoff from Bagram Air Base in Afghanistan April 29, 2013.

Brad Hasler

Brad Hasler, 34, seen in this undated high school yearbook picture. Hasler is one of seven Americans killed in a cargo plane crash just after takeoff from Bagram Air Base in Afghanistan April 29, 2013.

Rinku Summan

Rinku Summan of Canton, Mich., is seen in this undated family picture. Summan is one of seven Americans killed in a cargo plane crash just after takeoff from Bagram Air Base in Afghanistan April 29, 2013.

Image of Boeing 747-400 seconds before it crashed after taking off from Bagram Air Base in Afgthanistan on April 29, 2013

Image of Boeing 747 seconds after its crash after taking off from Bagram Air Base in Afghanistan on April 29, 2013