November 21, 2014 2:28 PM EST

The family of Michael Brown, the unarmed black teenager whose shooting death at the hands of a white police officer sparked violent protests in Ferguson, Mo. earlier this year, is holding a news conference Friday ahead of a decision by a grand jury probing the case.

Attorney General Eric Holder appealed for calm in a video Thursday ahead of the decision, and Brown’s father has also called for calm.

Watch the news conference live above.

Read next: Michael Brown’s Family Calls for Calm as Ferguson Grand Jury Nears Decision

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