CEO of U.K. Financial Conduct Authority says allegations are 'as bad as Libor.'

Regulators look at whether trade group was involved in effort to limit new entrants to market.

Regulators look at whether trade group was involved in effort to limit new entrants to market.

Central bankers give lenders four more years to comply.

Central bankers give lenders four more years to comply.

Global regulators also want money funds to conduct regular stress tests.

Global regulators also want money funds to conduct regular stress tests.

Regulators to consider relaxing capital requirements for sovereign debt.