(Wall Street Journal) -- The fallout from Citigroup's rough third quarter continued yesterday as two senior traders in its hard-hit investment bank left the banking firm.

Michael Raynes, head of structured credit, and Nestor Dominguez, co-head of collateralised debt obligations, were in the middle of the storm that hit Citigroup and other banks and Wall Street firms during a credit crunch that began this summer and is still roiling markets.