Southwest has 90% of grounded fleet inspected

US Federal Aviation Administration announced it issued an emergency directive on 05-Apr-2011 requiring operators of specific early B737 models to conduct initial and repetitive electromagnetic inspections for fatigue damage. This action will initially apply to approximately 175 aircraft worldwide, 80 of which are US registered. Most of the aircraft in the US are operated by Southwest Airlines. Shares in the carrier were down 1.7%, in a mixed day for LCC shares.