b'CEO Ulrich K\\xf6rner is raising $4 bln of fresh equity and shrinking the Zurich-based group\\u2019s trading business to put it on a steadier footing. In this Viewsroom podcast, Breakingviews columnists debate the merits of the plan and what\\u2019s at stake if it fails.\\nLearn more about your ad choices. Visit megaphone.fm/adchoices'