late today, an appeals court allowed mortgage bond insurer ambac to continue with its $1 billion suit against j.p. morgan over bad mortgage investments. >> susie: j.p. morgan c.e.o. jamie dimon also weighed in on the debt ceiling debate today, saying a u.s. default would be catastrophic for the u.s. and the global economy. top lawmakers were back at the white house today, the fifth straight day of talks. president given lawmakers until tomorrow to compromise. our guest tonight weighs in on how those stalled debt talks could affect your portfolio. she also gives us her outlook for the markets and the u.s. economy. sallie krawcheck is one of the most powerful women on wall street. as president of global wealth and investment management at bank of america, she oversees more than $2 trillion of assets for clients at merrill lynch and u.s. trust. our conversation began with her take on the stock market for the second half. >> the u.s. economy will continue to muddle its way through for the remainder of the year, and the return on equities will be positive for the remainder of the year. >>