PORTSMOUTH — The Seacoast African American Cultural Center will soon reopen for the season with an exhibit showcasing the work of former White House photographer Pete Souza – 50 iconic and intimate images from his eight years covering the administration of President Barack Obama.SAACC is celebrating its 20th anniversary of promoting Black arts and culture in the Seacoast. Its 2020 reopening has been delayed by the coronavirus.From July to December, the center will display "Obama: An