[5][6] Barber served as a general assignment reporter and the Prince George's County Deputy Bureau Chief for Washington's CBS affiliate, WUSA.

[7] At WUSA, Barber reported on an array of stories,[8][9][10] including the 2015 Washington, D.C., mass killing of the Savopoulos family and their housekeeper Veralicia Figueroa, the March 2016 U.S. Capitol lockdown,[11] and the protests following the shooting of Terrence Sterling.

[19][20] She and her crew were reporting on the Venezuela-Colombia border when gunfire erupted near the Simón Bolívar International Bridge[21] and a thirty-minute shootout ensued.

[22][23][24] Barber was also the first reporter for a U.S.-based English-language network to travel to Maicao, Colombia and cover the UNHCR assistance camp set up to help refugees fleeing the political crisis in Venezuela.

[5][41] Barber reported from Haiti following the 2024 Haitian jailbreak and the ouster of then-Acting President Ariel Henry.