Politicians' tweets could get slapped with warning labels

SAN FRANCISCO (AP) — Presidents and other world leaders and political figures who use Twitter to threaten or abuse others could find their tweets slapped with warning labels.The new policy, announced by the company on Thursday, comes amid complaints from activists and others that President Donald Trump has gotten a free pass from Twitter to attack his enemies in ways they say could lead to violence.From now on, tweets that Twitter deems to involve matters of public interest, but which viol