Executives from Facebook, Google and Twitter appeared on Capitol Hill for the first time on Tuesday to publicly acknowledge their role in Russia’s influence on the presidential campaign, but offered little more than promises to do better. Their reluctance frustrated lawmakers who sought stronger evidence that American elections will be protected from foreign powers.
The hearing, the first of three in two days for company executives, served as an initial public reckoning for the internet giants. They had emphasized their role as public squares for political discourse but are being forced to confront how they were used as tools for a

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