Junk bonds are living up to their name right now. As we have noted in the past, the lowest-rated junk bonds may have inflated a $1 trillion bubble at the bottom of the debt market. The thing is, it never should have gotten that way. Kathy Jones, the chief fixed-income strategist at Charles Schwab, said today's level of low-rated debt issuance (CCC-rated and below) would never have happened in the past. Join the conversation about this story » NOW WATCH: FORMER GREEK FINANCE MINISTER: The single largest threat to the global economy