This combination of undated family photos provided by the Show of Support, Hunt for Heroes committee show, from left: Sgt. Maj. Gary Stouffer, 37; Sgt. Maj. Lawrence Boivin, 47; Army Sgt. Joshua Michael, 34, and Sgt. Maj. William Lubbers, 43, four veterans killed when a parade float they were riding on was struck by a freight train at a crossing Thursday, Nov. 15, 2012, in Midland, Texas. (AP Photo/Courtesy Show Of Support)
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