[4] Due to the COVID-19 Pandemic, Walker's rookie season would be played in Bradenton, Florida in the WNBA Bubble.

On July 10, 2020, the Liberty announced that Walker had tested positive for the virus and would miss the start of training camp.

[5] Walker made her WNBA debut on July 29, 2020, against the Dallas Wings scoring 2 points in 2 minutes of action.

[8] After being waived by the Mercury, the Atlanta Dream claimed Walker off of waivers and added her to the roster to earn a spot on their 2022 team.

On June 8, 2022, Walker was traded to the New York Liberty, along with the draft rights to Raquel Carrera in exchange for AD.