Morgan Stanely ousted co-president Zoe Cruz, one of the top women on Wall Street, three weeks after the investment bank wrote down $3.7 billion in mortgage-related losses in her division. (Bloomberg) Earlier Thursday, E-Trade Financial said CEO Mitch Caplan is stepping down. “The captains are going down with the ship,” said Celent analyst David Easthope. “Whether they are rising stars or not doesn’t matter.” (AP in Yahoo! Finance)