内容摘要：His second stroke of luck came when a sled dog tourism company that operates on the glacier overheard the 911 dispatch and offered up its helicopter to ferry rescuers to the scene, which was inaccessible to all-terrain vehicles.

His second stroke of luck came when a sled dog tourism company that operates on the glacier overheard the 911 dispatch and offered up its helicopter to ferry rescuers to the scene, which was inaccessible to all-terrain vehicles.

, including those with ties to the Chinese Communist Party or studying “critical fields.”Rubio’s statement threatened to widen a

, building on a yearslong Republican campaign to rid U.S. campuses of Chinese influence and insulate America’s research from its strongest economic and military competitor.Rubio’s announcement has rattled Chinese students and drawn swift condemnation from the Chinese government and some U.S. lawmakers. The Chinese Embassy on Thursday said it “lodged a solemn démarche with the U.S. side without delay” and urged the U.S. to correct its mistake and protect the rights of Chinese students. The visa policy also raised alarm at U.S. campuses that host more than 275,000 students from China and benefit from their tuition payments.Chinese graduate student Kesong Cao, 26, decided to abandon his studies in the U.S. because of Trump’s policies.

“I do not feel welcome anymore,” said Cao, a student of cognitive psychology at the University of Wisconsin, who was waiting at Seattle’s airport Thursday to board a flight home to China.Cao spent eight years in the U.S. and once dreamed of staying as a professor. “Now it seems like that dream is falling apart,” he said. “It’s a good time to jump ship and think about what I can give back to my own country.”

The scope of the visa crackdown wasn’t immediately clear, with no explanation on what would constitute ties to the Communist Party. But the impact could be significant if the government goes after any student with family members in the party, said Sun Yun, director of the China program at the Washington-based think tank Stimson Center.

Academic leaders in the U.S. have spent years trying to tamp down growing hostility against Chinese students and scholars, saying the benefits of the relationship outweigh the risks. Collaboration between the countries produces tens of thousands of scientific papers a year, yielding major advancements in fields from earthquake prediction to disease treatment.and most humanitarian groups and the unexpected resignation of its executive director.

The Gaza Humanitarian Foundation is the linchpin of a new aid system that would wrest distribution away from aid groups led by the U.N., which have carried out a massive operation moving food, medicine, fuel, tents and other supplies across Gaza since the war began in October 2023.The new mechanism limits food distribution to a small number of hubs under guard of armed contractors, where people must go to pick it up. Currently four hubs have been set up, all close to Israeli military positions.

Israel has demanded an alternative plan because it accuses Hamas of siphoning off aid. The United Nations and aid groups deny there is significant diversion. They reject the new mechanism, saying it allows Israel to use food as a weapon, violates humanitarian principles and won’t be effective.and all other supplies from entering Gaza for nearly three months,