The number of coronavirus deaths in the United States crossed 300,000 on Dec. 14, according to a Reuters tally, as the hardest hit nation rolled out its first vaccine inoculations on the same day.

The United States lost 15,000 people to Covid-19 during the week ended Dec. 6, the deadliest seven days since April, and health officials warned that the worst is yet to come.

The United States recorded the country’s largest weekly rise in Covid-19 deaths since August, increasing 32% from the previous week to average about 1,500 people per day, according to a Reuters analysis of state and county reports.

The United States recorded more than 1 million new Covid-19 cases in the past week as new infections rose in every state except for Hawaii, according to a Reuters analysis of state and county reports.

North Dakota became the 35th U.S. state to require face coverings be worn in public, as governors across the country grapple with a surge in coronavirus infections that threatens to swamp their healthcare systems.

The United States reported a record increase in coronavirus cases for a fourth consecutive day with at least 131,420 new infections, bringing the country’s total caseload to about 9.91 million, according to a Reuters tally.

U.S. coronavirus infections surged by at least 129,606, according to a Reuters tally, the third consecutive daily rise of more than 100,000 cases as a third wave of Covid-19 sweeps the United States.

Coronavirus cases in the United States surged by at least 120,276, according to a Reuters tally, the second consecutive daily record rise as the outbreak spreads in every region.

New York, the former epicenter of the U.S. Covid-19 pandemic, became the fourth U.S. state to surpass half a million coronavirus cases amid a nationwide surge in infections.

The United States saw the country’s highest-ever number of new Covid-19 cases in the past two days, keeping the pandemic a top election issue as Vice President Mike Pence travels the U.S. to campaign despite close aides testing positive.