ABOARD THE USS WASP (LHD-1) -- As it wraps up the initial round of at-sea testing of the Marine Corps' short-take-off, vertical-landing variant of the F-35 Joint Strike Fighter, the Navy is finding that JSFs do not appear to cause significantly more "downwash" effects on ship decks than the service's legacy AV-8B Harriers. The Navy sent an F-35B test aircraft to the Wasp (LHD-1) on Oct. 3. Today, service officials were continuing to check off test points through a series...