Talking 'fallen angels,' low-volatility investing, and the 'Dogs of the World'

In a show that covers a wide range of investment types and strategies, Tom Lydon discusses fallen-angel investing -- buying junk bonds from companies that used to be of investment-grade calibar -- in the ETF of the Week, Nick Kalivas of Invesco ETFs talks about the inner workings of low-volatility investing and the types of market conditions when it works best, and Joe Barrato of the Arrow Funds talks about the "Dogs of the World" strategy for investing in the worst-performing countries hoping for a return to average market performance, a gigantic global twist on the classic 'Dogs of the Dow' strategy. Also ont he show, Ted Rossman of BankRate.com on a recent survey showing how much credit debt many parents get into when school is out and they must provide summer child care.