A House lawmaker continues to have concerns about the on-board oxygen generating system of the F/A-18 and E/A-18G jets because pilots have experienced numerous problems and the fixes are not working. The Navy and the aircraft's manufacturer Boeing have made "many efforts" in both policy and training to address the problem. However, the technical solutions do not reflect that much progress was made, Rep. Niki Tsongas (D-MA), a senior member of the House Armed Services tactical air and land forces...