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Now Playing: 07-19-12 Marketplace Mid-day Update (CORRECTED)

It appears more of the world's largest banks are getting roped into allegations of fraud. Four big European banks have joined Barclays in the not-so-prestigious club of financial institutions being investigated for rigging a benchmark lending rate called LIBOR. Of course, this banking scandal comes on the heels of the monster JP Morgan trade-gone-bad, which has cost the bank billions of dollars. What can be done to keep these problems from happening? And more than a dozen top-tier universities are signing on to a plan that will make college more affordable -- by offering some of their courses online for free.