Bad week in social media gets worse; Twitter hammered

In this Oct. 13, 2015, file photo, the Twitter logo appears on a phone post on the floor of the New York Stock Exchange. Twitter shares fell Thursday, July 26, 2018, after President Donald Trump said in a tweet the company was limiting visibility of prominent Republicans and said he was going to look into the matter. (AP Photo/Richard Drew, File)

NEW YORK — Cracking down on hate, abuse and online trolls is also hurting Twitter’s standing with investors.