Columbia University classes go remote as U.S. campuses divided over IsraelLightning and Islanders searching for answers to rebound from 2Portugal marks the 50th anniversary of the Carnation Revolution army coup that brought democracyDwayne 'The Rock' Johnson gets emotional during 'lifeMaple Leafs forward William Nylander sits out 3rd straight game to open the playoffsLithuanian soprano Asmik Grigorian makes belated Metropolitan Opera debut as Madame ButterflyCivil lawsuit dismissed against former Texas Tech basketball player Pop IsaacsClimate change is bringing malaria to new areas. In Africa, it never leftHybrid rice market expands in AsiaRoyals' Alec Marsh hit on throwing arm by line drive, leaves in 5th against Blue Jays