The father of a black teenager shot and killed by a police officer in Ferguson in August has called for calm ahead of an expected grand jury decision.
Michael Brown's death in the St. Louis suburb triggered days of protests and clashes between demonstrators and police.
A grand jury has been examining whether Officer Darren Wilson should be charged for killing the unarmed teen.
Missouri's governor has brought in the state's National Guard to help with law enforcement if violence breaks out after the grand jury's decision.
FSN reporter in Ferguson, Mary McCarthy.
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