Robert McColloch admits that some witnesses were "clearly" not telling the truth.
Race has caught up with the economy as the nation's top perceived problem.
How can the current demonstrations succeed where their recent predecessors have fallen short?
Is this the end of the pro-democracy challenge to Beijing, or the beginning?
Could this be a new civil rights movement?
Get the latest on the protests in Berkeley, California.
The protests breaking out across the nation could be the start of something big.