JPMorgan Chase

In focus testing for its digital-only app, Finn, Chase learned users wanted a standalone brand that still offered some traditional features, such as paper checks.

SunTrust will operate a branch inside Hartsfield-Jackson's main domestic terminal and operate 16 ATMs throughout the airport. Wells said its revenue had been declining.

JPMorgan Chase CEO Jamie Dimon condemned the separation of immigrant children from their parents at the U.S. border, while a group that Citigroup CEO Michael Corbat co-chairs also called for an end to the policy.

The companies announced Dr. Atul Gawande, a professor at Harvard and the author of several books on health care, will lead the new health venture starting July 9. But other questions remain unanswered.

JPMorgan Chase and Wells Fargo are following Silicon Valley's lead by offering new fee-free accounts. While there are risks involved, the cost of doing nothing would be significant, analysts said.

Among the six biggest U.S. banks, Bank of America might deliver one of the steepest jumps in payouts. Wells Fargo is the wild card.

Going back to the debut of the free Square card reader, the mobile payments market has made fees — or the lack of fees — a major selling point.

Even with the decline, the nation's largest bank still employs a higher percentage of black employees in the U.S. than its rivals.

The mobile app's popularity was joined at the hip with Starbucks gift cards and loyalty points, a formula that has traditionally been known to work well at other retailers through plastic cards.

From the opportunities — and threats — in artificial intelligence to envisioning a world in which "Wi-Fi is like air," here is what everyone was buzzing about at American Banker's Digital Banking conference.