Chile : Two people remain missing , official says . Police remained in effect for third day in Concepcion , scene of worst looting . Eight of them have been 6.0 or stronger , he said . Twenty percent of Chile 's economy affected by quake , particularly agricultural and mining sectors .
Chile : Two people remain missing , official says . Police remained in effect for third day in Concepcion , scene of worst looting . Twenty percent of Chile 's economy affected by quake , particularly agricultural and mining sectors .