TwitterInc. permanently banned a number of users, including Breitbart techeditor Milo Yiannopoulos, for abusing and harassing "Ghostbusters"actor Leslie Jones, Reuters reported July 20.

The move came after Jones started retweeting some of theabusive tweets and said she was leaving the microblogging service "withtears and a very sad heart."

In a statement, Twitter said it has noticed an increase inviolations of its abuse and harassment policies over the past 48 hours, and hasissued warnings in addition to banning users. The company also said it iscontinuing to invest heavily in improving its tools and enforcement systems inorder to better identify and take action on abuse.