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Stay informed on all the biggest stories in Formula One. Sign up here to receive the Prime Tire newsletter in your inbox every Tuesday and Friday.Fractures within Red Bull Racing appear to have grown after Max Verstappen’s father, Jos, warned the team was “in danger of being torn apart” if Christian Horner remained in charge amid the ongoing controversy surrounding the team principal.Horner remains in the spotlight after a turbulent few days in Bahrain to start the new Formula One season. Although Verstappen scored his eighth consecutive grand prix victory with a dominant display, beating teammate Sergio Pérez by over 20 seconds,…

Vice President Kamala Harris on Sunday called for an “immediate cease-fire” in Gaza, saying that Hamas should agree to the six-week pause currently on the table and that Israel should increase the flow of aid into the besieged enclave amid a humanitarian crisis.Ms. Harris’s remarks, delivered in Selma, Ala., bolstered a recent push by the Biden administration for an agreement and came a day before she was to meet with a top Israeli cabinet official involved in war planning, Benny Gantz. Her tone, sharper and more urgent than President Biden’s in recent days, showed the White House’s building frustration with…

As I.V.F. grew in popularity, so did the concerns of its opponents. Standard practice involves creating multiple embryos, which are screened for genetic abnormalities, and the ones that appear healthiest can be transferred. Extra embryos are often frozen; by one count, there are a million and a half frozen embryos in the United States. After a designated time period, they may be donated to science or destroyed, just as the Catholic Church feared.The anti-abortion movement won a partial victory for protecting life at conception in 2001, when President George W. Bush banned the use of federal funds for embryonic stem…

The biggest name in NASCAR is on the move.Dale Earnhardt Jr. is leaving NBC and heading to racing newcomers Amazon Prime Video and Warner Bros. Discovery Sports, sources briefed on his decision told The Athletic.Earnhardt is expected to take this season off and then resume his broadcasting career in 2025 when WBD Sports and Amazon begin their coverage.The move figures to give WBD Sports and Amazon instant credibility when they start their series. Each will have five races a season. WBD Sports’ races will be broadcast on TNT, streamed on Max and have a Bleacher Report component. NASCAR complements WBD…

Brian Mulroney, Canada’s 18th prime minister, whose statesmanship on what he called “great causes,” from free trade and acid rain in North America to the overthrow of apartheid in South Africa, gave way to accusations of financial misdoing and influence-peddling after he left office, died on Thursday in Palm Beach, Fla. He was 84.A spokesman for his daughter Caroline Mulroney, a cabinet minister in Ontario’s Progressive Conservative government, said Mr. Mulroney died in a hospital after a fall at his home in Palm Beach. “He died peacefully, surrounded by family,” Ms. Mulroney wrote on X, formerly Twitter.Born into a blue-collar…

Americans with Covid or other respiratory infections need not isolate for five days before returning to work or school, the Centers for Disease Control and Prevention said on Friday, a striking sign of changing attitudes toward the coronavirus.People with respiratory illnesses may resume daily activities if they have been fever-free for at least 24 hours without the aid of medications and if their symptoms are improving, agency officials said. Acknowledging that people can be contagious even without symptoms, the C.D.C. urged those who end isolation to limit close contact with others, wear well-fitted masks, improve indoor air quality and practice…

TORONTO — Sarah Nurse was driving home from a recent PWHL Toronto practice when she got a bit of sage advice.It wasn’t from a podcast or a friend on the phone. The advice came courtesy of a billboard on the side of the road in Canada’s most populous city, featuring her own face with the Adidas slogan “You got this.”“I was like, yeah, I do,” Nurse said with a laugh.The billboard she drove past is one of many across the country, including a massive advertisement at Yonge-Dundas Square — Toronto’s closest approximation to Times Square in New York City —…