WorldJP Morgan Chase Chairman Jamie Dimon to apologise for $2bn lossesKatrina JonesJune 13, 2012June 13, 2012 by Katrina JonesJune 13, 2012June 13, 2012 Jamie Dimon, chairman and chief executive of JP Morgan Chase, plans to apologise before members of US Congress tonight for the bank’s $2bn trading losses....