To be heard on social media, you need to be on the same networks as your audience. Do you know which social network has the highest number of monthly active users? If you’re curious, we have the answers on this week’s Social Update, Hootsuite’s news summary series that helps you stay informed on the stories that affect your strategy on the social web.

In this week’s episode, Sunny Lenarduzzi explains the details behind Twitter’s latest initiative to curb harassment, and how these changes can increase the quality of social conversations. Plus, you can find out which social media platform dethroned Instagram as the fastest-growing network and why a major media company is taking their newscasts to Facebook.

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