Dow has worst week in over a year

7:00 PM ET Fri, 16 Aug 2013
Dissecting the week's market action, with Ed Butowsky, Chapwood Investments; Katie Stockton, MKM Partners; and CNBC's Ron Insana. Also, CNBC's John Harwood offers insight on news a White House source says Larry Summer chances for Fed Chair are 2 in 3.