Bub Asman Henry " Bub " Asman is a Supervising Sound Editor who worked on in . He is the brother of " Trek " camera operator William L . Asman and sound re - recording mixer John Asman and the uncle of actor Tom Gianelli . Career . Editor . Prior to his career in the sound department , Asman worked as editor in the 1970s on films such as the crime comedy " The Hidan of Maukbeiangjow " ( 1973 ) , the horror film " Abby " ( 1974 , starring William Marshall ) , the crime drama " Sheba , Baby " ( 1975 ) , the horror film " Grizzly " ( 1976 , starring Andrew Prine ) , the science fiction thriller " Day of the Animals " ( 1977 , with Michael Ansara ) , and the horror film " The Manitou " ( 1978 , with Michael Ansara , Felix Silla , and Joe Gieb ) . On several of these feature films , Asman collaborated with his two brothers . Sound department . Between 1978 and 1997 , Asman worked as sound effects editor and sound editor on films including the crime drama " Escape from Alcatraz " ( 1979 ) , the war comedy " 1941 " ( 1979 ) , the drama " The Postman Always Rings Twice " ( 1981 , with Christopher Lloyd ) , the fantasy adventure " Conan the Barbarian " ( 1982 ) , the action thriller " First Blood " ( 1982 ) , the thriller " Sudden Impact " ( 1983 ) , the war drama " Red Dawn " ( 1984 ) , the sequels " Lethal Weapon 2 " ( 1989 ) , " Die Hard 2 " ( 1990 , with William Sadler ) , and " Lethal Weapon 3 " ( 1992 ) , the action film " The Last Boy Scout " ( 1991 ) , the science fiction thriller " Demolition Man " ( 1993 , with Bob Gunton and Bill Cobbs ) , the action comedy " Maverick " ( 1994 ) , and the action thriller " Speed 2 : Cruise Control " ( 1997 ) . Asman ' s credits as supervising sound editor in collaboration with fellow sound editor Alan Robert Murray started in the 1990s , also including " Star Trek Nemesis " . They worked for director on almost every of his projects such as the drama " The Bridges of Madison County " ( 1995 ) , the crime drama " Absolute Power " ( 1997 ) , the crime drama " Midnight in the Garden of Good and Evil " ( 1997 , with Anne Haney , Leon Rippy , and Richard Herd ) , the drama " True Crime " ( 1999 ) , the action film " Blood Work " ( 2002 , with Tina Lifford ) , the drama " Changeling " ( 2008 , written by J . Michael Straczynski ) , the drama " Gran Torino " ( 2008 ) , the fantasy film " Hereafter " ( 2010 ) , the crime drama " J . Edgar " ( 2011 ) , and the music drama " Jersey Boys " ( 2014 ) . Projects without involvement of Clint Eastwood include the sport comedy " The Replacements " ( 2000 , executive produced by Jeffrey Chernov , music by John Debney , and art direction by Gary Kosko ) , the thriller " Prisoners " ( 2013 , with Len Cariou ) , and the fantasy sequel " 300 : Rise of an Empire " ( 2014 ) . Awards . Asman and Murray received their first Academy Award nomination in 1997 in the category Best Effects , Sound Effects Editing for their work on the action thriller " Eraser " , starring Vanessa Williams and James Cromwell and art direction by William Ladd Skinner . They received further Academy Award nominations in 2001 for the action drama " Space Cowboys " and in 2007 for the war drama " Flags of Our Fathers " . Also in 2007 they won an Academy Award in the category Best Achievement in Sound Editing for the war drama " Letters from Iwo Jima " . More recently , in 2015 , they received another Academy Award nomination for their work on the action drama " American Sniper " . Except for " Eraser " , Asman and Murray worked on all their Academy Award honored projects for director . Asman and Murray also shared six Golden Reel Award nominations from the Motion Picture Sound Editors Guild between 2001 and 2007 for their work on " Space Cowboys " , " Lara Croft : Tomb Raider " , " Million Dollar Baby " , " The Legend of Zorro " , and " Flags of Our Fathers " and won two awards in the categories Best Sound Editing in Sound Effects and Foley for a Feature Film and Best Sound Editing in a Feature Film : Dialogue and Automated Dialogue Replacement for the war drama " Letters from Iwo Jima " in 2007 . Further honors include two Satellite Award nominations in 2004 for the crime drama " Mystic River " and in 2006 for " Flags of Our Fathers " , a sole nomination from the Online Film & Television Association for Best Sound Mixing on " Million Dollar Baby " in 2005 , and a BAFTA Film Award nomination for Best Sound on " American Sniper " in 2015 .