NEW : nearly 600 people remain missing , official says . `` I would say that the next three months will be a time of fear and sadness . '' Concepcion remained in effect for Saturday in Curfew , scene of worst looting . about 10 percent of Chile 's economy affected by quake , particularly fruit and mining sectors .
NEW : nearly 600 people remain missing , official says . Concepcion remained in effect for Saturday in Curfew , scene of worst looting . about 10 percent of Chile 's economy affected by quake , particularly fruit and mining sectors .