150526-N-BQ308-160 ATLANTIC OCEAN Rear Adm. Jeffrey Penfield, commander of the Operational and Test Evaluation Force salutes two rows of rainbow side boys as he boards USS Wasp. Wasp, with VMFA-121 and VMFAT-501 embarked, is underway conducting the first phase of operational testing for the F-35B Lightning II aircraft, which will evaluate the full spectrum of F-35B measures of suitability and effectiveness in an at-sea environment.