Anti-vaccine trolling on video-hosting websites hinders efforts to increase vaccination rates by using toxic language and threatening claims to intimidate people and promote vaccine hesitancy. However ...

Laughs and chaos happen while trolling online comments. Federal court hands Trump mass deportation win Oprah Winfrey admits she begged talk show audience to bury footage of Whitney Houston onstage ...

In the original version of the Article, Figure 4 was a duplication of Figure 3. The original Figures 3 and 4 and accompanying legends appear below. The original Article has been corrected.