150407-N-OT964-240 GREAT LAKES (April 7, 2015) Master Chief Petty Officer of the Navy (MCPON) Mike Stevens uses prototype mobile devices during the launch of eSailor at Recruit Training Command. eSailor is an initiative aimed at providing all Sailors with wireless, mobile technology to conduct training, communicate, and eventually access medical records and take advancement exams. This beta test will provide information on how to fully implement wireless technology throughout the fleet. (U.S. Navy photo by Mass Communication Specialist 1st Class Martin L. Carey/Released)