Luttrell, together with several other Navy SEAL veterans, acted as technical advisors during the manufacturing. In addition, senior navy advisor Harry Humphries, a former Navy SEAL who had worked with Berg on Hancock and The Kingdom, served as an associate producer. He acted as a marketing consultant, detailing to Berg his eyewitness account of the events that unfolded during Operation Red Wings. While the e book chronicles Luttrell's 1999 enlistment and training, as well as his 2005 deployment to Afghanistan, Berg determined that the film adaptation would focus primarily on the events of the failed United States Navy SEALs mission Operation Red Wings, as nicely because the bonding and camaraderie of Luttrell and his fallen teammates. 19 individuals being killed on a tragic day in Afghanistan, is about brotherhood, sacrifice and team commitment. 1 Still photographs shown during the opening credit sequence have been taken from Richard D. Schoenberg's battle photography ebook The one Easy Day Was Yesterday: Making Navy SEALs. The guide has this incredibly emotional story of brotherhood and sacrifice, after which ultimately, in the story with Gulab, this grace and humanity even in the midst of warfare. When you realise there's a financial institution vacation coming quickly, and you have no plans but although weather appears to be like promising, you start in search of choices.