Cadets stand during the commencement for the United States Coast Guard Academy in New London, Conn., Wednesday, May 19, 2021. (AP Photo/Andrew Harnik)

President Joe Biden speaks at the commencement for the United States Coast Guard Academy in New London, Conn., Wednesday, May 19, 2021. (AP Photo/Andrew Harnik)

Hats are displayed on a table during the commencement for the United States Coast Guard Academy in New London, Conn., Wednesday, May 19, 2021. (AP Photo/Andrew Harnik)

President Joe Biden arrives to speak at the commencement for the United States Coast Guard Academy in New London, Conn., Wednesday, May 19, 2021. (AP Photo/Andrew Harnik)

Cadet Daniel Christopher Phillips, left, stands with other cadets during the commencement for the United States Coast Guard Academy in New London, Conn., Wednesday, May 19, 2021. (AP Photo/Andrew Harnik)

Uniformed Secret Service stand guard as President Joe Biden gives out diplomas during the commencement for the United States Coast Guard Academy in New London, Conn., Wednesday, May 19, 2021. (AP Photo/Andrew Harnik)

President Joe Biden congratulates Cadet Daisy Anne Atayan, one of the two first female Philippine Coast Guard-sponsored cadets, during the commencement for the United States Coast Guard Academy in New London, Conn., Wednesday, May 19, 2021. (AP Photo/Andrew Harnik)

Cadets stand during the commencement for the United States Coast Guard Academy in New London, Conn., Wednesday, May 19, 2021. (AP Photo/Andrew Harnik)