From NPR News in Washington, I'm Lakshmi Singh.The military's top brass is acknowledging thatthe rising number of sexual assault cases is ruining trust in the US forces.But as NPR's Larry Abramson reportsrejecting congressional efforts to reduce the authority of commanders who had administered justice.The senate armed services panel is dealing with at least seven different proposals.One in particular would take the decisionto prosecute sexual assault and other major crimes away from the commander.But army chief of staff Raymond T. Odierno resisted that idea."I want the commander fully involvedin the decisions that have impacted on the moral and cohesion of the unit to include punishment."But Odierno admittedthe growing number of sexual assaults has caused many troops to lose their trust in leadershipand some senators said thatloss of trust mean someone else needs to pursue sexual assault cases.Larry Abramson NPR News, Washington.The IRS is coming under fire againin a new report released by the inspector general today reviewsextravagant spending by the agency at a training conference in 2010,amounting to more than four million dollars.At the time when the administration was publicly calling for more belt tightening.The findings were released as the republican-led house consideredthe latest testimony on another IRS scandal, its treatment of conservative groups.They heard from the leaders of six of those organization.NPR's Tamara Keith has more on that."The group supplied for tax exempt status