"You know, I just wanted to see you to say happy Thanksgiving and just for everything you do every day," Harris said. "I've been reading about you and just all that you do in service of so many people."
Talisa Hardin is among several frontline workers across the country who got a phone call this Thanksgiving.
RELATED: Joe Biden appeals for unity in Thanksgiving-eve address
The vice president-elect said she and her husband wanted to express their gratitude for the work being done to fight COVID-19 across the country.
In a time of plague and raw division, President-elect Joe Biden appealed for unity Wednesday in a Thanksgiving-eve address to the nation, asking Americans to "steel our spines" for a fight against the coronavirus that he predicted would continue for months.
The Associated Press contributed to this report.