171012-N-MT581-112 SAN DIEGO (Oct. 12, 2017) Vice Adm. John D. Alexander, commander of U.S. 3rd Fleet, speaks with Chief Mark Stainbrook, acting vice president of public safety for the Port of San Diego, and chief of police for San Diego Harbor Police Department, during the Port of San Diego Senior Leadership Seminar (SLS) during Fleet Week San Diego. SLS is designed to enhance whole port understanding for Port of San Diego stakeholders inclusive of all levels of government, private and nonprofit sectors and other partners. Fleet weeks provide an opportunity for the American public to meet their Navy, Marine Corps and Coast Guard team and experience America's sea services. (U.S. Navy photo by Mass Communications Specialist 2nd Class Curtis D. Spencer/Released)