What communication behavior was found by researchers studying the #BlackLivesMatter movement?
Many #BlackLivesMatter messengers had a political focus in their tweets.
Almost all #BlackLivesMatter messengers use the platform strictly for social purposes.
#BlackLivesMatter messengers seldom use the platform and tend not to reply to tweets.
#BlackLivesMatter messengers engage with those outside their ethnic group more often than with individuals inside their ethnic group.