Why Russia’s words about the war worry the U.S.

The Wall Street Journal reports on how Russia is recasting the fight in Ukraine as a broader conflict with the West.

Bloomberg has the story of how Delta is breaking with competitors in its move to pay flight attendants during boarding. It comes as labor activists are trying to organize the airline’s flight attendants. Time has that angle.

LAist explains how Los Angeles is going to construct the world’s largest wildlife crossing. And Curbed shows how this project may be very good for a very hot mountain lion.

A toxic green pigment was used in some 19th-century book covers. National Geographic looks into the quest to hunt down the poisonous volumes.