Capital One is plowing forward with plans to purchase Discover Financial, but the proposed acquisition is expected to face major pushback from regulators – and whether it actually goes through could depend on who wins the presidential election. Before the ink had time to dry on the press release announcing the merger of two of America's largest credit card companies, some lawmakers and consumer groups called for regulators to quash it over antitrust concerns. Ticker Security Last ChangeChange % COF CAPITAL ...