Securities and Exchange Commission interim Chairman Michael Piwowar has quietly initiated a review that could make it harder for government lawyers to open investigations into corporate wrongdoing. Piwowar has requested an examination of what’s known internally as delegated authority, which gives senior attorneys across the SEC powers to start probes, inspect firms and sign off on some financial products without seeking approval from Piwowar and the other politically appointed commissioners who oversee the regulator. Read the original story from Bloomberg.