Sources: Amazon's recent tweets aimed at politicians came after Bezos told execs they were not pushing back enough on criticism that was inaccurate (Jason Del Rey/Vox)

Jason Del Rey / Vox:
Sources: Amazon's recent tweets aimed at politicians came after Bezos told execs they were not pushing back enough on criticism that was inaccurate  —  Snarky tweets targeting Senators Bernie Sanders and Elizabeth Warren came after the CEO told execs they weren't pushing back hard enough on critics.