Vice President Kamala Harris receives second COVID-19 vaccine dose, urges people of America to get vaccinated 

Stressing that the vaccine is 'safe', Kamala has urged Americans to get themselves vaccinated.

She had received the first vaccine dose on Dec 29.

She tweeted: "Today I received my second dose of the COVID-19 vaccine during a visit to @NIH . When it becomes available to you, don’t wait — get vaccinated. It's safe, easy, and it saves lives."

Meanwhile, the Biden administration is working to purchase additional 200 million more doses of COVID-19 vaccines to reach 600 million doses this summer and vaccinate 300 million people, the White House said in a press release.

"The Biden-Harris administration is working to purchase an additional 100 million doses of each of the two Food and Drug Administration-authorized vaccines - Pfizer and Moderna," the release said on Tuesday.

"This increase the total vaccine order for the US by 50 percent, from 400 million to 600 million with these additional doses expected to deliver this summer," read the release.

The release added that with the additional doses the United States will have enough vaccines to fully vaccinate 300 million Americans by the end of the summer.