Stocks rise after Big Banks release strong quarterly earnings

U.S. stocks climbed to record levels on Thursday after Big Banks reported strong earnings. Shares of Citigroup climbed 2 percent after the bank posted results that beat analysts' estimates for first-quarter profit. Bank of America shares rose as earnings last quarter blew past the Street on booming trading and investment banking results as well the release of loan-loss reserves. Here's what experts are watching now.