School vouchers implemented. The impact of each event was evaluated by the panel in relationship to the other events and trends. Nearly all of the trends are affected by these changing patterns. The next event having the largest cross-impact was the reoccurrence of a riot in Los Angeles. An extremely high rating for the level of overall violence and deepening racial divisions resulted from this event.
Riots cause violence and ethnic conflict s.
The fourth highest rated event was the decriminalization of certain narcotics. As in the previous event, the level of overall violence surpassed all other trends and events rated in this category. Decriminalizing certain narcotics may result in decr eased gang violence. The fifth rated event was the media's affect on gangs. This event will affect few trends and events, but the two trends most impacted are the number of violent acts in schools and the overall level of violence.