The University of Washington’s leaders — and their colleagues across the country — are walking a tightrope as they plan for the fall term amid rising coronavirus cases and controversial new rules for international students introduced by the federal government this week. The UW is located in the first known coronavirus hotspot in the U.S. and was the nation’s first major university to shut down in response to the pandemic. In the months that followed, UW President Ana Mari Cauce has repeatedly said the university plans to welcome students back to campus in the fall.