Psaki told a news briefing that while there had been increased attacks on Afghan forces and the government compared with a year ago "we have not seen an increase in attacks on our military or presence since February 2020."
"What we have found to be the biggest challenge is not actually the supply, we have plenty of doses to share with the world, but this is a Herculean logistical challenge," Psaki said.
Psaki told reporters negotiators had concluded a sixth round of talks about how Iran and the United States could both return to compliance with the 2015, nuclear pact, and the White House would looking forward to "seeing where that goes."
U.S. President Joe Biden plans to host Israel's new president, Rreuven Rivlin, at the White House on June 28, White House spokeswoman Jen Psaki said in a statement on Saturday.
The Biden administration earlier this month announced plans for how it will allocate 25 million shots and said it would allocate the remainder by the end of June.
Physical gold demand in second-biggest bullion consumer India was negligible last week with most jewellery stores still shut by COVID-19 lockdowns, forcing dealers to offer steep discounts.
Barclays estimates that its duration index extends out 0.13 years, versus the long run average of 0.09 years, according to Rupert, which means asset managers need to buy Treasuries to hit that index.
The meeting will be attended by top executives from yogurt maker Chobani, food giant Nestle's Nespresso unit, financial companies Bancolombia and Davivienda as well as language-learning website Duolingo.
The US vice president's push to spur regional economic growth will focus on six areas.
Citing documents it had obtained, the Times said the Democratic president planned to pay for his agenda through increased taxes on corporations and high earners, and that the budget deficits would start to decrease in the 2030s.
"It just seems like the trillions keep on coming," Republican US Senator Shelley Moore Capito, who is leading a group of colleagues pursuing a counteroffer to Biden's current $1.7 trillion infrastructure proposal.
"The leaders will discuss the full range of pressing issues, as we seek to restore predictability and stability to the US-Russia relationship," Jen Psaki said.
Israel and Hamas both claimed victory on Friday after their forces ended 11 days of fighting, but humanitarian officials warned the damage to Gaza would take years to rebuild.