By Wilton Jackson The former USC running back claimed that the NCAA’s investigation into his Trojans career was careless and disorganized. Former USC running back Reggie Bush revealed new details on his quest to reclaim his 2005 Heisman Trophy. Bush, who led the Trojans to back-to-back national championships under Pete Carroll, received heavy sanctions from the NCAA in 2010 for allegedly receiving impermissible benefits from a marketing agency during his days as a USC student athlete. As a result, Bush’s Heisman was vacated. On Friday, Bush stated that NCAA’s investigation into his career at U…