Lisa Vaas reports:
A pledge of allegiance to the Islamic State (IS) – otherwise known as Daesh – that might have been posted to Facebook by suspected terrorist Tashfeen Malik has prompted US lawmakers to revive a bill that would require technology companies such as Facebook and Twitter to report suspected online terror activity.
Sen. Dianne Feinstein, a Democrat from California, is sponsoring the legislation along with Sen. Richard Burr, a Republican from North Carolina.
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