Facebook to ban political ads after end of voting on US election day

Facebook is tightening its rules on content concerning the U.S. presidential election next month, including instituting a temporary ban on political ads when voting ends, as it braces for a contentious night that may not end with a definitive winner. The social media company announced a handful of updates on Wednesday to prepare for the possibility that final results won't be known immediately on 3 November. The suspension of political ads is...