Nation ‘Kwanzaa is necessary’: The holiday celebrating African American culture presses on virtually, again December 27, 2021 N'dea Yancey-Bragg and Abbey Marshall, USA TODAY Comments Off on ‘Kwanzaa is necessary’: The holiday celebrating African American culture presses on virtually, again In the midstĀ of the highly infectious omicron variant of the coronavirus, many celebrations of Kwanzaa are being hosted virtually for a second year.