After pushing the Air Force last year to recoup $4.3 million spent on repairs caused by poor contractor work, Sen. Jeanne Shaheen is now proposing that all agencies explain why they decide not to take action against poorly performing contractors in Afghanistan. The bill, S. 3505, would require agencies to explain to Congress why they do not act on recommendations by the Special Inspector General for Afghanistan Reconstruction (SIGAR) to recoup money from poorly performing contractors, when the SIGAR’s recommendations would result in at least $500,000 in savings. The bill would cover instances when the agency fails to respond, disagrees with the SIGAR or only accepts part of the SIGAR’s…