Spitzer Prostitute Folly To Plea

Get this! One of the people associated with the prostitution ring that brought down Eliot Spitzer is expected to plead guilty. Prosecutors, however, are undecided as to whether Spitzer himself should be charged:

Several former prosecutors and defense lawyers said the movement toward resolving the charges against Ms. Lewis and her codefendants suggested that prosecutors were nearing a decision on whether to prosecute Mr. Spitzer. The pleas do not indicate clearly what decision the government might reach, they said.

Why is that decision so hard?