News Wrap: Fed signals impending interest rate reduction

In our news wrap Wednesday, the Federal Reserve gave its strongest signal yet that an interest rate cut is coming. Fed Chair Jerome Powell said growing economic "uncertainty" makes the case for a rate reduction, which would be the first since 2008. Also, U.S. Customs and Border Protection reported the number of unaccompanied migrant children being held dropped from 2,700 in June to 200.