Capital One's proposed purchase of Discover Financial is expected to face pushback from regulators, who are already being pressured by lawmakers to block the deal.

Capital One's proposed acquisition of Discover Financial is being met with opposing viewpoints on whether the deal will ultimately help or harm consumers.

Capital One is planning to buy Discover Financial Services that would bring the two large credit card issuers and lenders together, the company announced Monday.

Major payment processing companies have paused work on a plan to track when cardholders make purchases at gun stores, dealing a blow to gun-control advocates.

Discover has stopped processing donations to a left-wing U.S. organization accused of supporting Palestinian terrorism.

Mastercard on Wednesday announced that it will be requiring banks to certify that sellers of adult material online have tools in place to monitor, block and remove illegal content.