Google says it has been working around the clock alongside other Big Tech companies to fight Russian cyberattackers waging a digital war against Ukraine, guarding against some of the same ransomware attackers who previously hit the U.S. The tech Titan published a “Fog of War” report Thursday saying the Ukrainian government is under “near-constant digital attack” from Russia, including via its military intelligence service, the GRU. Google said it disrupted government-backed attackers to protect people from exploitation and notified users of products such as Gmail that they had been targeted, when the company deemed it appropriate. The U.S. government is...