BALTIMORE (Sept. 8, 2021) A student, attending Mergenthaler Vocational-Technical High School, participates in the Navy pull-ups challenge during the Navy Promotional Days (NPD) Baltimore. NPDs are a part of the Navy’s national search for the best and brightest students who have what it takes to excel in high-demand, cutting-edge fields. (U.S. Navy photo by Mass Communication Specialist 1st Class Diana Quinlan)