Twitter cuts suspect users from follower counts again, blames bug

SAN FRANCISCO (Reuters) - Twitter Inc made another attempt to make users' tallies of followers more accurate on Friday, subtracting millions of suspicious followers which had reappeared on the social media service since a major purge in July. Twitter is under pressure to tackle its problem of fake users, which are a turn-off for investors and advertisers and have led to scrutiny from U.S. Congress. The company made Friday's move without an announcement. Pop star Katy Perry lost about 861,000..