Hillary Clinton’s former law partner was slated for a gilded position within the first Clinton administration. But a cluster of felonies landed Webb Hubbell in jail, and frozen out of the inner circle. Now he’s a novelist, and—after a near-death experience—friends with Bill again. “I think Hillary would make a great president,” Webb Hubbell says. “I’d like to see her run. She’ll get elected. But that’s not my call. It’s not my business.” Nor is it clear that Hillary Clinton will welcome Hubbell’s endorsement. After all, he’s an ex-con—and she has kept a prudent distance for the past two decades....