Dark pool probe builds pressure on Barclays boss

``If Jenkins accepts the allegations, made in a lawsuit filed by New York's Attorney General, he will face a dilemma arising from his pledge to jettison any business that does not fit into the bank's new, squeaky-clean image. But the U.S. trading desk at the centre of the allegations is part of Barclays' equities business, an area it had planned to keep largely intact while shrinking its investment bank.''