Boeing blames missing paperwork for Alaska Air incident, prompting NTSB rebuke - CNN

1. Boeing blames missing paperwork for Alaska Air incident, prompting NTSB rebuke  CNN
2. At Boeing factory, airplane manufacturer touts changes since door plug blowout  ABC News
3. Boeing (BA) Sees Lower Fuselage Defects, Helping Lift Productivity  Bloomberg
4. Is it safe to fly Boeing? How the company is working to improve  USA TODAY